Home / 60,659,537.60-90,989,306.40-19,718,897.60

Finding the Fourth Proportional to 60,659,537.60, 90,989,306.40 and 19,718,897.60

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Solution

The fourth proportional to 60,659,537.60, 90,989,306.40 and 19,718,897.60 is: 29,578,346.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,659,537.60 : 90,989,306.40 = 19,718,897.60 : x
  2. Step 2: Convert to fraction form
    60,659,537.60/90,989,306.40 = 19,718,897.60/x
  3. Step 3: Cross multiply
    60,659,537.60x = 90,989,306.40 × 19,718,897.60
  4. Step 4: Simplify right side
    60,659,537.60x = 1,794,208,815,596,625
  5. Step 5: Solve for x
    x = 1,794,208,815,596,625/60,659,537.60
  6. Step 6: Final answer
    x = 29,578,346.40

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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.