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Finding the Fourth Proportional to 14,698,947.60, 22,024,801.80 and 10,872,572.40

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Solution

The fourth proportional to 14,698,947.60, 22,024,801.80 and 10,872,572.40 is: 16,291,387.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,698,947.60 : 22,024,801.80 = 10,872,572.40 : x
  2. Step 2: Convert to fraction form
    14,698,947.60/22,024,801.80 = 10,872,572.40/x
  3. Step 3: Cross multiply
    14,698,947.60x = 22,024,801.80 × 10,872,572.40
  4. Step 4: Simplify right side
    14,698,947.60x = 239,466,252,166,150.34
  5. Step 5: Solve for x
    x = 239,466,252,166,150.34/14,698,947.60
  6. Step 6: Final answer
    x = 16,291,387.57

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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.