Home / 15,412,025.32-23,119,145.82-5,314,500.52

Finding the Fourth Proportional to 15,412,025.32, 23,119,145.82 and 5,314,500.52

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Solution

The fourth proportional to 15,412,025.32, 23,119,145.82 and 5,314,500.52 is: 7,972,132.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,412,025.32 : 23,119,145.82 = 5,314,500.52 : x
  2. Step 2: Convert to fraction form
    15,412,025.32/23,119,145.82 = 5,314,500.52/x
  3. Step 3: Cross multiply
    15,412,025.32x = 23,119,145.82 × 5,314,500.52
  4. Step 4: Simplify right side
    15,412,025.32x = 122,866,712,482,345.81
  5. Step 5: Solve for x
    x = 122,866,712,482,345.81/15,412,025.32
  6. Step 6: Final answer
    x = 7,972,132.79

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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.