Home / 65,055,024.80-97,572,938.54-18,984,523.87

Finding the Fourth Proportional to 65,055,024.80, 97,572,938.54 and 18,984,523.87

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Solution

The fourth proportional to 65,055,024.80, 97,572,938.54 and 18,984,523.87 is: 28,473,984.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,055,024.80 : 97,572,938.54 = 18,984,523.87 : x
  2. Step 2: Convert to fraction form
    65,055,024.80/97,572,938.54 = 18,984,523.87/x
  3. Step 3: Cross multiply
    65,055,024.80x = 97,572,938.54 × 18,984,523.87
  4. Step 4: Simplify right side
    65,055,024.80x = 1,852,375,780,439,818
  5. Step 5: Solve for x
    x = 1,852,375,780,439,818/65,055,024.80
  6. Step 6: Final answer
    x = 28,473,984.70

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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.