Home / 15,340,693.68-22,981,365.93-12,849,127.20

Finding the Fourth Proportional to 15,340,693.68, 22,981,365.93 and 12,849,127.20

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Solution

The fourth proportional to 15,340,693.68, 22,981,365.93 and 12,849,127.20 is: 19,248,835.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340,693.68 : 22,981,365.93 = 12,849,127.20 : x
  2. Step 2: Convert to fraction form
    15,340,693.68/22,981,365.93 = 12,849,127.20/x
  3. Step 3: Cross multiply
    15,340,693.68x = 22,981,365.93 × 12,849,127.20
  4. Step 4: Simplify right side
    15,340,693.68x = 295,290,494,064,316.25
  5. Step 5: Solve for x
    x = 295,290,494,064,316.25/15,340,693.68
  6. Step 6: Final answer
    x = 19,248,835.82

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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.