Home / 30,299,215.20-45,454,727.70-13,027,382.70

Finding the Fourth Proportional to 30,299,215.20, 45,454,727.70 and 13,027,382.70

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Solution

The fourth proportional to 30,299,215.20, 45,454,727.70 and 13,027,382.70 is: 19,543,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,299,215.20 : 45,454,727.70 = 13,027,382.70 : x
  2. Step 2: Convert to fraction form
    30,299,215.20/45,454,727.70 = 13,027,382.70/x
  3. Step 3: Cross multiply
    30,299,215.20x = 45,454,727.70 × 13,027,382.70
  4. Step 4: Simplify right side
    30,299,215.20x = 592,156,133,272,190.75
  5. Step 5: Solve for x
    x = 592,156,133,272,190.75/30,299,215.20
  6. Step 6: Final answer
    x = 19,543,612.91

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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.