Home / 27,671,428.20-41,507,142.30-9,720,532.20

Finding the Fourth Proportional to 27,671,428.20, 41,507,142.30 and 9,720,532.20

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Solution

The fourth proportional to 27,671,428.20, 41,507,142.30 and 9,720,532.20 is: 14,580,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671,428.20 : 41,507,142.30 = 9,720,532.20 : x
  2. Step 2: Convert to fraction form
    27,671,428.20/41,507,142.30 = 9,720,532.20/x
  3. Step 3: Cross multiply
    27,671,428.20x = 41,507,142.30 × 9,720,532.20
  4. Step 4: Simplify right side
    27,671,428.20x = 403,471,513,257,132
  5. Step 5: Solve for x
    x = 403,471,513,257,132/27,671,428.20
  6. Step 6: Final answer
    x = 14,580,798.30

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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.