Home / 40,287,652.07-60,431,402.65-12,623,687.35

Finding the Fourth Proportional to 40,287,652.07, 60,431,402.65 and 12,623,687.35

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Solution

The fourth proportional to 40,287,652.07, 60,431,402.65 and 12,623,687.35 is: 18,935,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287,652.07 : 60,431,402.65 = 12,623,687.35 : x
  2. Step 2: Convert to fraction form
    40,287,652.07/60,431,402.65 = 12,623,687.35/x
  3. Step 3: Cross multiply
    40,287,652.07x = 60,431,402.65 × 12,623,687.35
  4. Step 4: Simplify right side
    40,287,652.07x = 762,867,132,931,626.50
  5. Step 5: Solve for x
    x = 762,867,132,931,626.50/40,287,652.07
  6. Step 6: Final answer
    x = 18,935,507.37

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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.