Home / 7,324,002.40-10,963,885.20-6,439,266.40

Finding the Fourth Proportional to 7,324,002.40, 10,963,885.20 and 6,439,266.40

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Solution

The fourth proportional to 7,324,002.40, 10,963,885.20 and 6,439,266.40 is: 9,639,453.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324,002.40 : 10,963,885.20 = 6,439,266.40 : x
  2. Step 2: Convert to fraction form
    7,324,002.40/10,963,885.20 = 6,439,266.40/x
  3. Step 3: Cross multiply
    7,324,002.40x = 10,963,885.20 × 6,439,266.40
  4. Step 4: Simplify right side
    7,324,002.40x = 70,599,377,581,817.28
  5. Step 5: Solve for x
    x = 70,599,377,581,817.28/7,324,002.40
  6. Step 6: Final answer
    x = 9,639,453.09

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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.