Home / 6,912,616.30-10,368,924.45-4,390,081.90

Finding the Fourth Proportional to 6,912,616.30, 10,368,924.45 and 4,390,081.90

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Solution

The fourth proportional to 6,912,616.30, 10,368,924.45 and 4,390,081.90 is: 6,585,122.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,616.30 : 10,368,924.45 = 4,390,081.90 : x
  2. Step 2: Convert to fraction form
    6,912,616.30/10,368,924.45 = 4,390,081.90/x
  3. Step 3: Cross multiply
    6,912,616.30x = 10,368,924.45 × 4,390,081.90
  4. Step 4: Simplify right side
    6,912,616.30x = 45,520,427,550,412.45
  5. Step 5: Solve for x
    x = 45,520,427,550,412.45/6,912,616.30
  6. Step 6: Final answer
    x = 6,585,122.85

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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.