Home / 10,368,911.30-15,553,366.95-9,361,141.70

Finding the Fourth Proportional to 10,368,911.30, 15,553,366.95 and 9,361,141.70

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Solution

The fourth proportional to 10,368,911.30, 15,553,366.95 and 9,361,141.70 is: 14,041,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,911.30 : 15,553,366.95 = 9,361,141.70 : x
  2. Step 2: Convert to fraction form
    10,368,911.30/15,553,366.95 = 9,361,141.70/x
  3. Step 3: Cross multiply
    10,368,911.30x = 15,553,366.95 × 9,361,141.70
  4. Step 4: Simplify right side
    10,368,911.30x = 145,597,271,931,046.78
  5. Step 5: Solve for x
    x = 145,597,271,931,046.78/10,368,911.30
  6. Step 6: Final answer
    x = 14,041,712.55

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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.