Home / 10,368,913.55-15,553,370.33-9,361,143.95

Finding the Fourth Proportional to 10,368,913.55, 15,553,370.33 and 9,361,143.95

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Solution

The fourth proportional to 10,368,913.55, 15,553,370.33 and 9,361,143.95 is: 14,041,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,913.55 : 15,553,370.33 = 9,361,143.95 : x
  2. Step 2: Convert to fraction form
    10,368,913.55/15,553,370.33 = 9,361,143.95/x
  3. Step 3: Cross multiply
    10,368,913.55x = 15,553,370.33 × 9,361,143.95
  4. Step 4: Simplify right side
    10,368,913.55x = 145,597,338,566,789
  5. Step 5: Solve for x
    x = 145,597,338,566,789/10,368,913.55
  6. Step 6: Final answer
    x = 14,041,715.93

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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.