Home / 12,577,741.03-17,357,178.25-7,071,140.43

Finding the Fourth Proportional to 12,577,741.03, 17,357,178.25 and 7,071,140.43

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Solution

The fourth proportional to 12,577,741.03, 17,357,178.25 and 7,071,140.43 is: 9,758,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577,741.03 : 17,357,178.25 = 7,071,140.43 : x
  2. Step 2: Convert to fraction form
    12,577,741.03/17,357,178.25 = 7,071,140.43/x
  3. Step 3: Cross multiply
    12,577,741.03x = 17,357,178.25 × 7,071,140.43
  4. Step 4: Simplify right side
    12,577,741.03x = 122,735,044,752,150.06
  5. Step 5: Solve for x
    x = 122,735,044,752,150.06/12,577,741.03
  6. Step 6: Final answer
    x = 9,758,115.11

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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.