Home / 57,615,577.68-86,335,015.72-39,148,002.68

Finding the Fourth Proportional to 57,615,577.68, 86,335,015.72 and 39,148,002.68

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Solution

The fourth proportional to 57,615,577.68, 86,335,015.72 and 39,148,002.68 is: 58,661,972.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,615,577.68 : 86,335,015.72 = 39,148,002.68 : x
  2. Step 2: Convert to fraction form
    57,615,577.68/86,335,015.72 = 39,148,002.68/x
  3. Step 3: Cross multiply
    57,615,577.68x = 86,335,015.72 × 39,148,002.68
  4. Step 4: Simplify right side
    57,615,577.68x = 3,379,843,426,784,402
  5. Step 5: Solve for x
    x = 3,379,843,426,784,402/57,615,577.68
  6. Step 6: Final answer
    x = 58,661,972.38

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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.