Home / 47,695,006.30-71,551,840.65-20,401,246.30

Finding the Fourth Proportional to 47,695,006.30, 71,551,840.65 and 20,401,246.30

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Solution

The fourth proportional to 47,695,006.30, 71,551,840.65 and 20,401,246.30 is: 30,605,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,695,006.30 : 71,551,840.65 = 20,401,246.30 : x
  2. Step 2: Convert to fraction form
    47,695,006.30/71,551,840.65 = 20,401,246.30/x
  3. Step 3: Cross multiply
    47,695,006.30x = 71,551,840.65 × 20,401,246.30
  4. Step 4: Simplify right side
    47,695,006.30x = 1,459,746,724,319,002.25
  5. Step 5: Solve for x
    x = 1,459,746,724,319,002.25/47,695,006.30
  6. Step 6: Final answer
    x = 30,605,860.81

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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.