Home / 69,863,519.69-96,412,315.49-38,502,697.85

Finding the Fourth Proportional to 69,863,519.69, 96,412,315.49 and 38,502,697.85

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Solution

The fourth proportional to 69,863,519.69, 96,412,315.49 and 38,502,697.85 is: 53,134,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,863,519.69 : 96,412,315.49 = 38,502,697.85 : x
  2. Step 2: Convert to fraction form
    69,863,519.69/96,412,315.49 = 38,502,697.85/x
  3. Step 3: Cross multiply
    69,863,519.69x = 96,412,315.49 × 38,502,697.85
  4. Step 4: Simplify right side
    69,863,519.69x = 3,712,134,252,687,154
  5. Step 5: Solve for x
    x = 3,712,134,252,687,154/69,863,519.69
  6. Step 6: Final answer
    x = 53,134,085.85

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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.