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Finding the Fourth Proportional to 8,671,488.96, 11,965,781.96 and 4,803,287.52

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Solution

The fourth proportional to 8,671,488.96, 11,965,781.96 and 4,803,287.52 is: 6,628,053.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,488.96 : 11,965,781.96 = 4,803,287.52 : x
  2. Step 2: Convert to fraction form
    8,671,488.96/11,965,781.96 = 4,803,287.52/x
  3. Step 3: Cross multiply
    8,671,488.96x = 11,965,781.96 × 4,803,287.52
  4. Step 4: Simplify right side
    8,671,488.96x = 57,475,091,155,509.14
  5. Step 5: Solve for x
    x = 57,475,091,155,509.14/8,671,488.96
  6. Step 6: Final answer
    x = 6,628,053.32

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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.