Home / 15,230,064.92-21,017,293.63-8,703,619.52

Finding the Fourth Proportional to 15,230,064.92, 21,017,293.63 and 8,703,619.52

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Solution

The fourth proportional to 15,230,064.92, 21,017,293.63 and 8,703,619.52 is: 12,010,882.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,230,064.92 : 21,017,293.63 = 8,703,619.52 : x
  2. Step 2: Convert to fraction form
    15,230,064.92/21,017,293.63 = 8,703,619.52/x
  3. Step 3: Cross multiply
    15,230,064.92x = 21,017,293.63 × 8,703,619.52
  4. Step 4: Simplify right side
    15,230,064.92x = 182,926,526,968,794.16
  5. Step 5: Solve for x
    x = 182,926,526,968,794.16/15,230,064.92
  6. Step 6: Final answer
    x = 12,010,882.95

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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.