Home / 73,779,855.74-101,825,177.78-42,840,024.11

Finding the Fourth Proportional to 73,779,855.74, 101,825,177.78 and 42,840,024.11

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Solution

The fourth proportional to 73,779,855.74, 101,825,177.78 and 42,840,024.11 is: 59,124,445.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,779,855.74 : 101,825,177.78 = 42,840,024.11 : x
  2. Step 2: Convert to fraction form
    73,779,855.74/101,825,177.78 = 42,840,024.11/x
  3. Step 3: Cross multiply
    73,779,855.74x = 101,825,177.78 × 42,840,024.11
  4. Step 4: Simplify right side
    73,779,855.74x = 4,362,193,071,080,055
  5. Step 5: Solve for x
    x = 4,362,193,071,080,055/73,779,855.74
  6. Step 6: Final answer
    x = 59,124,445.66

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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.