Home / 12,462,068.48-17,198,177.28-7,029,559.04

Finding the Fourth Proportional to 12,462,068.48, 17,198,177.28 and 7,029,559.04

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Solution

The fourth proportional to 12,462,068.48, 17,198,177.28 and 7,029,559.04 is: 9,701,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,068.48 : 17,198,177.28 = 7,029,559.04 : x
  2. Step 2: Convert to fraction form
    12,462,068.48/17,198,177.28 = 7,029,559.04/x
  3. Step 3: Cross multiply
    12,462,068.48x = 17,198,177.28 × 7,029,559.04
  4. Step 4: Simplify right side
    12,462,068.48x = 120,895,602,570,146.62
  5. Step 5: Solve for x
    x = 120,895,602,570,146.62/12,462,068.48
  6. Step 6: Final answer
    x = 9,701,086.36

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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.