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Finding the Fourth Proportional to 8,803,870.80, 13,205,806.20 and 6,063,997.20

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Solution

The fourth proportional to 8,803,870.80, 13,205,806.20 and 6,063,997.20 is: 9,095,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803,870.80 : 13,205,806.20 = 6,063,997.20 : x
  2. Step 2: Convert to fraction form
    8,803,870.80/13,205,806.20 = 6,063,997.20/x
  3. Step 3: Cross multiply
    8,803,870.80x = 13,205,806.20 × 6,063,997.20
  4. Step 4: Simplify right side
    8,803,870.80x = 80,079,971,820,542.64
  5. Step 5: Solve for x
    x = 80,079,971,820,542.64/8,803,870.80
  6. Step 6: Final answer
    x = 9,095,995.80

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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.