Home / 22,015,529.40-33,023,294.10-11,811,862.20

Finding the Fourth Proportional to 22,015,529.40, 33,023,294.10 and 11,811,862.20

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Solution

The fourth proportional to 22,015,529.40, 33,023,294.10 and 11,811,862.20 is: 17,717,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,015,529.40 : 33,023,294.10 = 11,811,862.20 : x
  2. Step 2: Convert to fraction form
    22,015,529.40/33,023,294.10 = 11,811,862.20/x
  3. Step 3: Cross multiply
    22,015,529.40x = 33,023,294.10 × 11,811,862.20
  4. Step 4: Simplify right side
    22,015,529.40x = 390,066,599,299,273
  5. Step 5: Solve for x
    x = 390,066,599,299,273/22,015,529.40
  6. Step 6: Final answer
    x = 17,717,793.30

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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.