Home / 14,280,787.20-19,702,559.84-9,127,165.44

Finding the Fourth Proportional to 14,280,787.20, 19,702,559.84 and 9,127,165.44

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Solution

The fourth proportional to 14,280,787.20, 19,702,559.84 and 9,127,165.44 is: 12,592,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,787.20 : 19,702,559.84 = 9,127,165.44 : x
  2. Step 2: Convert to fraction form
    14,280,787.20/19,702,559.84 = 9,127,165.44/x
  3. Step 3: Cross multiply
    14,280,787.20x = 19,702,559.84 × 9,127,165.44
  4. Step 4: Simplify right side
    14,280,787.20x = 179,828,523,251,179.91
  5. Step 5: Solve for x
    x = 179,828,523,251,179.91/14,280,787.20
  6. Step 6: Final answer
    x = 12,592,339.68

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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.