Home / 8,319,397.77-12,470,829.79-5,789,738.61

Finding the Fourth Proportional to 8,319,397.77, 12,470,829.79 and 5,789,738.61

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Solution

The fourth proportional to 8,319,397.77, 12,470,829.79 and 5,789,738.61 is: 8,678,854.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,397.77 : 12,470,829.79 = 5,789,738.61 : x
  2. Step 2: Convert to fraction form
    8,319,397.77/12,470,829.79 = 5,789,738.61/x
  3. Step 3: Cross multiply
    8,319,397.77x = 12,470,829.79 × 5,789,738.61
  4. Step 4: Simplify right side
    8,319,397.77x = 72,202,844,642,598.36
  5. Step 5: Solve for x
    x = 72,202,844,642,598.36/8,319,397.77
  6. Step 6: Final answer
    x = 8,678,854.73

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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.