Home / 65,403,773.76-90,259,254-37,531,587.84

Finding the Fourth Proportional to 65,403,773.76, 90,259,254 and 37,531,587.84

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Solution

The fourth proportional to 65,403,773.76, 90,259,254 and 37,531,587.84 is: 51,794,765.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,403,773.76 : 90,259,254 = 37,531,587.84 : x
  2. Step 2: Convert to fraction form
    65,403,773.76/90,259,254 = 37,531,587.84/x
  3. Step 3: Cross multiply
    65,403,773.76x = 90,259,254 × 37,531,587.84
  4. Step 4: Simplify right side
    65,403,773.76x = 3,387,573,119,873,871.50
  5. Step 5: Solve for x
    x = 3,387,573,119,873,871.50/65,403,773.76
  6. Step 6: Final answer
    x = 51,794,765.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.