Home / 8,048,004.70-12,072,007.05-2,657,487.10

Finding the Fourth Proportional to 8,048,004.70, 12,072,007.05 and 2,657,487.10

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Solution

The fourth proportional to 8,048,004.70, 12,072,007.05 and 2,657,487.10 is: 3,986,230.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048,004.70 : 12,072,007.05 = 2,657,487.10 : x
  2. Step 2: Convert to fraction form
    8,048,004.70/12,072,007.05 = 2,657,487.10/x
  3. Step 3: Cross multiply
    8,048,004.70x = 12,072,007.05 × 2,657,487.10
  4. Step 4: Simplify right side
    8,048,004.70x = 32,081,203,006,484.06
  5. Step 5: Solve for x
    x = 32,081,203,006,484.06/8,048,004.70
  6. Step 6: Final answer
    x = 3,986,230.65

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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.