Home / 7,117,411.60-10,676,117.40-6,786,737.20

Finding the Fourth Proportional to 7,117,411.60, 10,676,117.40 and 6,786,737.20

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Solution

The fourth proportional to 7,117,411.60, 10,676,117.40 and 6,786,737.20 is: 10,180,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,411.60 : 10,676,117.40 = 6,786,737.20 : x
  2. Step 2: Convert to fraction form
    7,117,411.60/10,676,117.40 = 6,786,737.20/x
  3. Step 3: Cross multiply
    7,117,411.60x = 10,676,117.40 × 6,786,737.20
  4. Step 4: Simplify right side
    7,117,411.60x = 72,456,003,110,147.28
  5. Step 5: Solve for x
    x = 72,456,003,110,147.28/7,117,411.60
  6. Step 6: Final answer
    x = 10,180,105.80

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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.