Home / 12,454,693.47-18,680,778.83-3,357,710.63

Finding the Fourth Proportional to 12,454,693.47, 18,680,778.83 and 3,357,710.63

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Solution

The fourth proportional to 12,454,693.47, 18,680,778.83 and 3,357,710.63 is: 5,036,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,693.47 : 18,680,778.83 = 3,357,710.63 : x
  2. Step 2: Convert to fraction form
    12,454,693.47/18,680,778.83 = 3,357,710.63/x
  3. Step 3: Cross multiply
    12,454,693.47x = 18,680,778.83 × 3,357,710.63
  4. Step 4: Simplify right side
    12,454,693.47x = 62,724,649,543,977.52
  5. Step 5: Solve for x
    x = 62,724,649,543,977.52/12,454,693.47
  6. Step 6: Final answer
    x = 5,036,225.88

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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.