Home / 73,811,438.10-110,717,157.15-72,735,270.08

Finding the Fourth Proportional to 73,811,438.10, 110,717,157.15 and 72,735,270.08

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Solution

The fourth proportional to 73,811,438.10, 110,717,157.15 and 72,735,270.08 is: 109,102,905.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,438.10 : 110,717,157.15 = 72,735,270.08 : x
  2. Step 2: Convert to fraction form
    73,811,438.10/110,717,157.15 = 72,735,270.08/x
  3. Step 3: Cross multiply
    73,811,438.10x = 110,717,157.15 × 72,735,270.08
  4. Step 4: Simplify right side
    73,811,438.10x = 8,053,042,327,241,468
  5. Step 5: Solve for x
    x = 8,053,042,327,241,468/73,811,438.10
  6. Step 6: Final answer
    x = 109,102,905.11

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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.