Home / 6,912,032.60-10,368,048.90-3,888,723.80

Finding the Fourth Proportional to 6,912,032.60, 10,368,048.90 and 3,888,723.80

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Solution

The fourth proportional to 6,912,032.60, 10,368,048.90 and 3,888,723.80 is: 5,833,085.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,032.60 : 10,368,048.90 = 3,888,723.80 : x
  2. Step 2: Convert to fraction form
    6,912,032.60/10,368,048.90 = 3,888,723.80/x
  3. Step 3: Cross multiply
    6,912,032.60x = 10,368,048.90 × 3,888,723.80
  4. Step 4: Simplify right side
    6,912,032.60x = 40,318,478,516,993.82
  5. Step 5: Solve for x
    x = 40,318,478,516,993.82/6,912,032.60
  6. Step 6: Final answer
    x = 5,833,085.70

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Similar ratio
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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.