Home / 14,432,773.65-19,917,069.07-7,817,197.52

Finding the Fourth Proportional to 14,432,773.65, 19,917,069.07 and 7,817,197.52

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Solution

The fourth proportional to 14,432,773.65, 19,917,069.07 and 7,817,197.52 is: 10,787,646.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432,773.65 : 19,917,069.07 = 7,817,197.52 : x
  2. Step 2: Convert to fraction form
    14,432,773.65/19,917,069.07 = 7,817,197.52/x
  3. Step 3: Cross multiply
    14,432,773.65x = 19,917,069.07 × 7,817,197.52
  4. Step 4: Simplify right side
    14,432,773.65x = 155,695,662,904,894.25
  5. Step 5: Solve for x
    x = 155,695,662,904,894.25/14,432,773.65
  6. Step 6: Final answer
    x = 10,787,646.69

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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.