Home / 65,181,853.70-97,847,430.15-38,270,672.90

Finding the Fourth Proportional to 65,181,853.70, 97,847,430.15 and 38,270,672.90

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Solution

The fourth proportional to 65,181,853.70, 97,847,430.15 and 38,270,672.90 is: 57,449,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,181,853.70 : 97,847,430.15 = 38,270,672.90 : x
  2. Step 2: Convert to fraction form
    65,181,853.70/97,847,430.15 = 38,270,672.90/x
  3. Step 3: Cross multiply
    65,181,853.70x = 97,847,430.15 × 38,270,672.90
  4. Step 4: Simplify right side
    65,181,853.70x = 3,744,686,993,376,248
  5. Step 5: Solve for x
    x = 3,744,686,993,376,248/65,181,853.70
  6. Step 6: Final answer
    x = 57,449,838.89

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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.