Home / 14,381,189.30-21,571,783.95-10,365,857.30

Finding the Fourth Proportional to 14,381,189.30, 21,571,783.95 and 10,365,857.30

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Solution

The fourth proportional to 14,381,189.30, 21,571,783.95 and 10,365,857.30 is: 15,548,785.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381,189.30 : 21,571,783.95 = 10,365,857.30 : x
  2. Step 2: Convert to fraction form
    14,381,189.30/21,571,783.95 = 10,365,857.30/x
  3. Step 3: Cross multiply
    14,381,189.30x = 21,571,783.95 × 10,365,857.30
  4. Step 4: Simplify right side
    14,381,189.30x = 223,610,034,132,130.34
  5. Step 5: Solve for x
    x = 223,610,034,132,130.34/14,381,189.30
  6. Step 6: Final answer
    x = 15,548,785.95

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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.