Home / 10,935,009.10-16,402,513.65-10,305,153.10

Finding the Fourth Proportional to 10,935,009.10, 16,402,513.65 and 10,305,153.10

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Solution

The fourth proportional to 10,935,009.10, 16,402,513.65 and 10,305,153.10 is: 15,457,729.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,009.10 : 16,402,513.65 = 10,305,153.10 : x
  2. Step 2: Convert to fraction form
    10,935,009.10/16,402,513.65 = 10,305,153.10/x
  3. Step 3: Cross multiply
    10,935,009.10x = 16,402,513.65 × 10,305,153.10
  4. Step 4: Simplify right side
    10,935,009.10x = 169,030,414,388,089.81
  5. Step 5: Solve for x
    x = 169,030,414,388,089.81/10,935,009.10
  6. Step 6: Final answer
    x = 15,457,729.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.