Home / 42,384,812.40-63,577,218.60-28,024,095.60

Finding the Fourth Proportional to 42,384,812.40, 63,577,218.60 and 28,024,095.60

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Solution

The fourth proportional to 42,384,812.40, 63,577,218.60 and 28,024,095.60 is: 42,036,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,384,812.40 : 63,577,218.60 = 28,024,095.60 : x
  2. Step 2: Convert to fraction form
    42,384,812.40/63,577,218.60 = 28,024,095.60/x
  3. Step 3: Cross multiply
    42,384,812.40x = 63,577,218.60 × 28,024,095.60
  4. Step 4: Simplify right side
    42,384,812.40x = 1,781,694,052,028,498.25
  5. Step 5: Solve for x
    x = 1,781,694,052,028,498.25/42,384,812.40
  6. Step 6: Final answer
    x = 42,036,143.40

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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.