Home / 10,129,776.32-15,194,700.40-2,453,426.30

Finding the Fourth Proportional to 10,129,776.32, 15,194,700.40 and 2,453,426.30

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Solution

The fourth proportional to 10,129,776.32, 15,194,700.40 and 2,453,426.30 is: 3,680,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,129,776.32 : 15,194,700.40 = 2,453,426.30 : x
  2. Step 2: Convert to fraction form
    10,129,776.32/15,194,700.40 = 2,453,426.30/x
  3. Step 3: Cross multiply
    10,129,776.32x = 15,194,700.40 × 2,453,426.30
  4. Step 4: Simplify right side
    10,129,776.32x = 37,279,077,581,980.52
  5. Step 5: Solve for x
    x = 37,279,077,581,980.52/10,129,776.32
  6. Step 6: Final answer
    x = 3,680,148.15

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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.