Home / 14,971,321.90-22,456,982.85-11,888,964.10

Finding the Fourth Proportional to 14,971,321.90, 22,456,982.85 and 11,888,964.10

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Solution

The fourth proportional to 14,971,321.90, 22,456,982.85 and 11,888,964.10 is: 17,833,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971,321.90 : 22,456,982.85 = 11,888,964.10 : x
  2. Step 2: Convert to fraction form
    14,971,321.90/22,456,982.85 = 11,888,964.10/x
  3. Step 3: Cross multiply
    14,971,321.90x = 22,456,982.85 × 11,888,964.10
  4. Step 4: Simplify right side
    14,971,321.90x = 266,990,262,897,965.69
  5. Step 5: Solve for x
    x = 266,990,262,897,965.69/14,971,321.90
  6. Step 6: Final answer
    x = 17,833,446.15

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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.