Home / 14,520,984.70-21,781,477.05-9,444,811.90

Finding the Fourth Proportional to 14,520,984.70, 21,781,477.05 and 9,444,811.90

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Solution

The fourth proportional to 14,520,984.70, 21,781,477.05 and 9,444,811.90 is: 14,167,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,984.70 : 21,781,477.05 = 9,444,811.90 : x
  2. Step 2: Convert to fraction form
    14,520,984.70/21,781,477.05 = 9,444,811.90/x
  3. Step 3: Cross multiply
    14,520,984.70x = 21,781,477.05 × 9,444,811.90
  4. Step 4: Simplify right side
    14,520,984.70x = 205,721,953,641,416.91
  5. Step 5: Solve for x
    x = 205,721,953,641,416.91/14,520,984.70
  6. Step 6: Final answer
    x = 14,167,217.85

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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.