Home / 7,708,030.86-11,558,262.87-3,812,987.70

Finding the Fourth Proportional to 7,708,030.86, 11,558,262.87 and 3,812,987.70

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Solution

The fourth proportional to 7,708,030.86, 11,558,262.87 and 3,812,987.70 is: 5,717,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,030.86 : 11,558,262.87 = 3,812,987.70 : x
  2. Step 2: Convert to fraction form
    7,708,030.86/11,558,262.87 = 3,812,987.70/x
  3. Step 3: Cross multiply
    7,708,030.86x = 11,558,262.87 × 3,812,987.70
  4. Step 4: Simplify right side
    7,708,030.86x = 44,071,514,098,885.38
  5. Step 5: Solve for x
    x = 44,071,514,098,885.38/7,708,030.86
  6. Step 6: Final answer
    x = 5,717,609.97

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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.