Home / 8,055,811.40-12,083,717.10-7,746,153.80

Finding the Fourth Proportional to 8,055,811.40, 12,083,717.10 and 7,746,153.80

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Solution

The fourth proportional to 8,055,811.40, 12,083,717.10 and 7,746,153.80 is: 11,619,230.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055,811.40 : 12,083,717.10 = 7,746,153.80 : x
  2. Step 2: Convert to fraction form
    8,055,811.40/12,083,717.10 = 7,746,153.80/x
  3. Step 3: Cross multiply
    8,055,811.40x = 12,083,717.10 × 7,746,153.80
  4. Step 4: Simplify right side
    8,055,811.40x = 93,602,331,132,289.97
  5. Step 5: Solve for x
    x = 93,602,331,132,289.97/8,055,811.40
  6. Step 6: Final answer
    x = 11,619,230.70

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Double scale
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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.