Home / 73,815,780.15-101,863,802.25-40,775,318.19

Finding the Fourth Proportional to 73,815,780.15, 101,863,802.25 and 40,775,318.19

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Solution

The fourth proportional to 73,815,780.15, 101,863,802.25 and 40,775,318.19 is: 56,268,848.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,815,780.15 : 101,863,802.25 = 40,775,318.19 : x
  2. Step 2: Convert to fraction form
    73,815,780.15/101,863,802.25 = 40,775,318.19/x
  3. Step 3: Cross multiply
    73,815,780.15x = 101,863,802.25 × 40,775,318.19
  4. Step 4: Simplify right side
    73,815,780.15x = 4,153,528,948,786,987.50
  5. Step 5: Solve for x
    x = 4,153,528,948,786,987.50/73,815,780.15
  6. Step 6: Final answer
    x = 56,268,848.48

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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.