Home / 47,520,004.20-71,280,006.30-15,607,300.20

Finding the Fourth Proportional to 47,520,004.20, 71,280,006.30 and 15,607,300.20

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Solution

The fourth proportional to 47,520,004.20, 71,280,006.30 and 15,607,300.20 is: 23,410,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,520,004.20 : 71,280,006.30 = 15,607,300.20 : x
  2. Step 2: Convert to fraction form
    47,520,004.20/71,280,006.30 = 15,607,300.20/x
  3. Step 3: Cross multiply
    47,520,004.20x = 71,280,006.30 × 15,607,300.20
  4. Step 4: Simplify right side
    47,520,004.20x = 1,112,488,456,581,991.12
  5. Step 5: Solve for x
    x = 1,112,488,456,581,991.12/47,520,004.20
  6. Step 6: Final answer
    x = 23,410,950.30

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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.