Home / 6,912,278.60-10,368,417.90-6,156,451.40

Finding the Fourth Proportional to 6,912,278.60, 10,368,417.90 and 6,156,451.40

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Solution

The fourth proportional to 6,912,278.60, 10,368,417.90 and 6,156,451.40 is: 9,234,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,278.60 : 10,368,417.90 = 6,156,451.40 : x
  2. Step 2: Convert to fraction form
    6,912,278.60/10,368,417.90 = 6,156,451.40/x
  3. Step 3: Cross multiply
    6,912,278.60x = 10,368,417.90 × 6,156,451.40
  4. Step 4: Simplify right side
    6,912,278.60x = 63,832,660,896,240.06
  5. Step 5: Solve for x
    x = 63,832,660,896,240.06/6,912,278.60
  6. Step 6: Final answer
    x = 9,234,677.10

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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.