Home / 8,721,819.91-13,081,699.55-2,332,567.45

Finding the Fourth Proportional to 8,721,819.91, 13,081,699.55 and 2,332,567.45

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Solution

The fourth proportional to 8,721,819.91, 13,081,699.55 and 2,332,567.45 is: 3,498,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,819.91 : 13,081,699.55 = 2,332,567.45 : x
  2. Step 2: Convert to fraction form
    8,721,819.91/13,081,699.55 = 2,332,567.45/x
  3. Step 3: Cross multiply
    8,721,819.91x = 13,081,699.55 × 2,332,567.45
  4. Step 4: Simplify right side
    8,721,819.91x = 30,513,946,549,346.81
  5. Step 5: Solve for x
    x = 30,513,946,549,346.81/8,721,819.91
  6. Step 6: Final answer
    x = 3,498,575.63

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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.