Home / 8,222,000.24-11,338,821.20-7,060,051.28

Finding the Fourth Proportional to 8,222,000.24, 11,338,821.20 and 7,060,051.28

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Solution

The fourth proportional to 8,222,000.24, 11,338,821.20 and 7,060,051.28 is: 9,736,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222,000.24 : 11,338,821.20 = 7,060,051.28 : x
  2. Step 2: Convert to fraction form
    8,222,000.24/11,338,821.20 = 7,060,051.28/x
  3. Step 3: Cross multiply
    8,222,000.24x = 11,338,821.20 × 7,060,051.28
  4. Step 4: Simplify right side
    8,222,000.24x = 80,052,659,126,751.14
  5. Step 5: Solve for x
    x = 80,052,659,126,751.14/8,222,000.24
  6. Step 6: Final answer
    x = 9,736,397.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.