Home / 12,380,411.70-18,584,614.35-9,553,058.10

Finding the Fourth Proportional to 12,380,411.70, 18,584,614.35 and 9,553,058.10

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Solution

The fourth proportional to 12,380,411.70, 18,584,614.35 and 9,553,058.10 is: 14,340,387.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,380,411.70 : 18,584,614.35 = 9,553,058.10 : x
  2. Step 2: Convert to fraction form
    12,380,411.70/18,584,614.35 = 9,553,058.10/x
  3. Step 3: Cross multiply
    12,380,411.70x = 18,584,614.35 × 9,553,058.10
  4. Step 4: Simplify right side
    12,380,411.70x = 177,539,900,651,643.75
  5. Step 5: Solve for x
    x = 177,539,900,651,643.75/12,380,411.70
  6. Step 6: Final answer
    x = 14,340,387.46

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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.