Home / 71,274,065.40-98,358,206.23-38,679,017.40

Finding the Fourth Proportional to 71,274,065.40, 98,358,206.23 and 38,679,017.40

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Solution

The fourth proportional to 71,274,065.40, 98,358,206.23 and 38,679,017.40 is: 53,377,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,274,065.40 : 98,358,206.23 = 38,679,017.40 : x
  2. Step 2: Convert to fraction form
    71,274,065.40/98,358,206.23 = 38,679,017.40/x
  3. Step 3: Cross multiply
    71,274,065.40x = 98,358,206.23 × 38,679,017.40
  4. Step 4: Simplify right side
    71,274,065.40x = 3,804,398,770,202,958.50
  5. Step 5: Solve for x
    x = 3,804,398,770,202,958.50/71,274,065.40
  6. Step 6: Final answer
    x = 53,377,041.83

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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.