Home / 16,293,729.60-24,454,591.20-7,209,806.40

Finding the Fourth Proportional to 16,293,729.60, 24,454,591.20 and 7,209,806.40

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Solution

The fourth proportional to 16,293,729.60, 24,454,591.20 and 7,209,806.40 is: 10,820,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,293,729.60 : 24,454,591.20 = 7,209,806.40 : x
  2. Step 2: Convert to fraction form
    16,293,729.60/24,454,591.20 = 7,209,806.40/x
  3. Step 3: Cross multiply
    16,293,729.60x = 24,454,591.20 × 7,209,806.40
  4. Step 4: Simplify right side
    16,293,729.60x = 176,312,868,143,143.69
  5. Step 5: Solve for x
    x = 176,312,868,143,143.69/16,293,729.60
  6. Step 6: Final answer
    x = 10,820,903.04

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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.