Home / 15,706,343.80-23,577,230.40-12,127,974.40

Finding the Fourth Proportional to 15,706,343.80, 23,577,230.40 and 12,127,974.40

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Solution

The fourth proportional to 15,706,343.80, 23,577,230.40 and 12,127,974.40 is: 18,205,640.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,706,343.80 : 23,577,230.40 = 12,127,974.40 : x
  2. Step 2: Convert to fraction form
    15,706,343.80/23,577,230.40 = 12,127,974.40/x
  3. Step 3: Cross multiply
    15,706,343.80x = 23,577,230.40 × 12,127,974.40
  4. Step 4: Simplify right side
    15,706,343.80x = 285,944,046,714,101.75
  5. Step 5: Solve for x
    x = 285,944,046,714,101.75/15,706,343.80
  6. Step 6: Final answer
    x = 18,205,640.37

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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.