Home / 21,921,620.20-32,882,430.30-9,954,356.20

Finding the Fourth Proportional to 21,921,620.20, 32,882,430.30 and 9,954,356.20

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Solution

The fourth proportional to 21,921,620.20, 32,882,430.30 and 9,954,356.20 is: 14,931,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,620.20 : 32,882,430.30 = 9,954,356.20 : x
  2. Step 2: Convert to fraction form
    21,921,620.20/32,882,430.30 = 9,954,356.20/x
  3. Step 3: Cross multiply
    21,921,620.20x = 32,882,430.30 × 9,954,356.20
  4. Step 4: Simplify right side
    21,921,620.20x = 327,323,423,927,872.81
  5. Step 5: Solve for x
    x = 327,323,423,927,872.81/21,921,620.20
  6. Step 6: Final answer
    x = 14,931,534.30

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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.