Home / 20,896,484.20-31,344,726.30-14,094,039.40

Finding the Fourth Proportional to 20,896,484.20, 31,344,726.30 and 14,094,039.40

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Solution

The fourth proportional to 20,896,484.20, 31,344,726.30 and 14,094,039.40 is: 21,141,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,896,484.20 : 31,344,726.30 = 14,094,039.40 : x
  2. Step 2: Convert to fraction form
    20,896,484.20/31,344,726.30 = 14,094,039.40/x
  3. Step 3: Cross multiply
    20,896,484.20x = 31,344,726.30 × 14,094,039.40
  4. Step 4: Simplify right side
    20,896,484.20x = 441,773,807,454,416.25
  5. Step 5: Solve for x
    x = 441,773,807,454,416.25/20,896,484.20
  6. Step 6: Final answer
    x = 21,141,059.10

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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.