Home / 10,639,450.60-15,961,417.57-3,450,423.93

Finding the Fourth Proportional to 10,639,450.60, 15,961,417.57 and 3,450,423.93

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Solution

The fourth proportional to 10,639,450.60, 15,961,417.57 and 3,450,423.93 is: 5,176,362.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,639,450.60 : 15,961,417.57 = 3,450,423.93 : x
  2. Step 2: Convert to fraction form
    10,639,450.60/15,961,417.57 = 3,450,423.93/x
  3. Step 3: Cross multiply
    10,639,450.60x = 15,961,417.57 × 3,450,423.93
  4. Step 4: Simplify right side
    10,639,450.60x = 55,073,657,188,780.05
  5. Step 5: Solve for x
    x = 55,073,657,188,780.05/10,639,450.60
  6. Step 6: Final answer
    x = 5,176,362.88

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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.