Home / 15,127,255.32-22,643,913.78-8,193,514.15

Finding the Fourth Proportional to 15,127,255.32, 22,643,913.78 and 8,193,514.15

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Solution

The fourth proportional to 15,127,255.32, 22,643,913.78 and 8,193,514.15 is: 12,264,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,127,255.32 : 22,643,913.78 = 8,193,514.15 : x
  2. Step 2: Convert to fraction form
    15,127,255.32/22,643,913.78 = 8,193,514.15/x
  3. Step 3: Cross multiply
    15,127,255.32x = 22,643,913.78 × 8,193,514.15
  4. Step 4: Simplify right side
    15,127,255.32x = 185,533,227,967,810
  5. Step 5: Solve for x
    x = 185,533,227,967,810/15,127,255.32
  6. Step 6: Final answer
    x = 12,264,830.87

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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.