Home / 22,565,947.28-31,140,133.88-12,252,434.36

Finding the Fourth Proportional to 22,565,947.28, 31,140,133.88 and 12,252,434.36

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Solution

The fourth proportional to 22,565,947.28, 31,140,133.88 and 12,252,434.36 is: 16,907,885.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,565,947.28 : 31,140,133.88 = 12,252,434.36 : x
  2. Step 2: Convert to fraction form
    22,565,947.28/31,140,133.88 = 12,252,434.36/x
  3. Step 3: Cross multiply
    22,565,947.28x = 31,140,133.88 × 12,252,434.36
  4. Step 4: Simplify right side
    22,565,947.28x = 381,542,446,109,349.31
  5. Step 5: Solve for x
    x = 381,542,446,109,349.31/22,565,947.28
  6. Step 6: Final answer
    x = 16,907,885.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.