Home / 40,465,774.70-60,699,215.78-13,172,182.98

Finding the Fourth Proportional to 40,465,774.70, 60,699,215.78 and 13,172,182.98

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Solution

The fourth proportional to 40,465,774.70, 60,699,215.78 and 13,172,182.98 is: 19,758,454.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,465,774.70 : 60,699,215.78 = 13,172,182.98 : x
  2. Step 2: Convert to fraction form
    40,465,774.70/60,699,215.78 = 13,172,182.98/x
  3. Step 3: Cross multiply
    40,465,774.70x = 60,699,215.78 × 13,172,182.98
  4. Step 4: Simplify right side
    40,465,774.70x = 799,541,176,996,663.50
  5. Step 5: Solve for x
    x = 799,541,176,996,663.50/40,465,774.70
  6. Step 6: Final answer
    x = 19,758,454.72

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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.