Home / 15,146,617.92-22,719,762.78-12,099,689.52

Finding the Fourth Proportional to 15,146,617.92, 22,719,762.78 and 12,099,689.52

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Solution

The fourth proportional to 15,146,617.92, 22,719,762.78 and 12,099,689.52 is: 18,149,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146,617.92 : 22,719,762.78 = 12,099,689.52 : x
  2. Step 2: Convert to fraction form
    15,146,617.92/22,719,762.78 = 12,099,689.52/x
  3. Step 3: Cross multiply
    15,146,617.92x = 22,719,762.78 × 12,099,689.52
  4. Step 4: Simplify right side
    15,146,617.92x = 274,902,075,606,052.06
  5. Step 5: Solve for x
    x = 274,902,075,606,052.06/15,146,617.92
  6. Step 6: Final answer
    x = 18,149,403.19

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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.