Home / 32,921,204.40-49,381,806.60-20,827,969.20

Finding the Fourth Proportional to 32,921,204.40, 49,381,806.60 and 20,827,969.20

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Solution

The fourth proportional to 32,921,204.40, 49,381,806.60 and 20,827,969.20 is: 31,241,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,921,204.40 : 49,381,806.60 = 20,827,969.20 : x
  2. Step 2: Convert to fraction form
    32,921,204.40/49,381,806.60 = 20,827,969.20/x
  3. Step 3: Cross multiply
    32,921,204.40x = 49,381,806.60 × 20,827,969.20
  4. Step 4: Simplify right side
    32,921,204.40x = 1,028,522,746,905,156.75
  5. Step 5: Solve for x
    x = 1,028,522,746,905,156.75/32,921,204.40
  6. Step 6: Final answer
    x = 31,241,953.80

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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.