Home / 8,927,755.20-13,391,632.80-5,344,574.40

Finding the Fourth Proportional to 8,927,755.20, 13,391,632.80 and 5,344,574.40

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Solution

The fourth proportional to 8,927,755.20, 13,391,632.80 and 5,344,574.40 is: 8,016,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927,755.20 : 13,391,632.80 = 5,344,574.40 : x
  2. Step 2: Convert to fraction form
    8,927,755.20/13,391,632.80 = 5,344,574.40/x
  3. Step 3: Cross multiply
    8,927,755.20x = 13,391,632.80 × 5,344,574.40
  4. Step 4: Simplify right side
    8,927,755.20x = 71,572,577,837,080.33
  5. Step 5: Solve for x
    x = 71,572,577,837,080.33/8,927,755.20
  6. Step 6: Final answer
    x = 8,016,861.60

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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.