Home / 47,911,998.60-71,867,997.90-39,834,095.40

Finding the Fourth Proportional to 47,911,998.60, 71,867,997.90 and 39,834,095.40

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Solution

The fourth proportional to 47,911,998.60, 71,867,997.90 and 39,834,095.40 is: 59,751,143.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911,998.60 : 71,867,997.90 = 39,834,095.40 : x
  2. Step 2: Convert to fraction form
    47,911,998.60/71,867,997.90 = 39,834,095.40/x
  3. Step 3: Cross multiply
    47,911,998.60x = 71,867,997.90 × 39,834,095.40
  4. Step 4: Simplify right side
    47,911,998.60x = 2,862,796,684,555,600
  5. Step 5: Solve for x
    x = 2,862,796,684,555,600/47,911,998.60
  6. Step 6: Final answer
    x = 59,751,143.10

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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.