Home / 14,285,669.57-21,428,387.72-5,765,875.73

Finding the Fourth Proportional to 14,285,669.57, 21,428,387.72 and 5,765,875.73

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Solution

The fourth proportional to 14,285,669.57, 21,428,387.72 and 5,765,875.73 is: 8,648,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,285,669.57 : 21,428,387.72 = 5,765,875.73 : x
  2. Step 2: Convert to fraction form
    14,285,669.57/21,428,387.72 = 5,765,875.73/x
  3. Step 3: Cross multiply
    14,285,669.57x = 21,428,387.72 × 5,765,875.73
  4. Step 4: Simplify right side
    14,285,669.57x = 123,553,420,658,948.67
  5. Step 5: Solve for x
    x = 123,553,420,658,948.67/14,285,669.57
  6. Step 6: Final answer
    x = 8,648,766.52

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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.