Home / 8,897,999.80-13,346,999.70-8,047,694.20

Finding the Fourth Proportional to 8,897,999.80, 13,346,999.70 and 8,047,694.20

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Solution

The fourth proportional to 8,897,999.80, 13,346,999.70 and 8,047,694.20 is: 12,071,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,999.80 : 13,346,999.70 = 8,047,694.20 : x
  2. Step 2: Convert to fraction form
    8,897,999.80/13,346,999.70 = 8,047,694.20/x
  3. Step 3: Cross multiply
    8,897,999.80x = 13,346,999.70 × 8,047,694.20
  4. Step 4: Simplify right side
    8,897,999.80x = 107,412,572,073,091.73
  5. Step 5: Solve for x
    x = 107,412,572,073,091.73/8,897,999.80
  6. Step 6: Final answer
    x = 12,071,541.30

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Similar ratio
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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.