Home / 9,712,642.03-13,403,094.69-5,361,634.91

Finding the Fourth Proportional to 9,712,642.03, 13,403,094.69 and 5,361,634.91

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Solution

The fourth proportional to 9,712,642.03, 13,403,094.69 and 5,361,634.91 is: 7,398,862.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,642.03 : 13,403,094.69 = 5,361,634.91 : x
  2. Step 2: Convert to fraction form
    9,712,642.03/13,403,094.69 = 5,361,634.91/x
  3. Step 3: Cross multiply
    9,712,642.03x = 13,403,094.69 × 5,361,634.91
  4. Step 4: Simplify right side
    9,712,642.03x = 71,862,500,391,939.62
  5. Step 5: Solve for x
    x = 71,862,500,391,939.62/9,712,642.03
  6. Step 6: Final answer
    x = 7,398,862.25

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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.