Home / 10,331,333.40-15,497,000.10-9,215,307.30

Finding the Fourth Proportional to 10,331,333.40, 15,497,000.10 and 9,215,307.30

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Solution

The fourth proportional to 10,331,333.40, 15,497,000.10 and 9,215,307.30 is: 13,822,960.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331,333.40 : 15,497,000.10 = 9,215,307.30 : x
  2. Step 2: Convert to fraction form
    10,331,333.40/15,497,000.10 = 9,215,307.30/x
  3. Step 3: Cross multiply
    10,331,333.40x = 15,497,000.10 × 9,215,307.30
  4. Step 4: Simplify right side
    10,331,333.40x = 142,809,618,149,630.75
  5. Step 5: Solve for x
    x = 142,809,618,149,630.75/10,331,333.40
  6. Step 6: Final answer
    x = 13,822,960.95

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1.5x scale

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.