Home / 12,561,424.84-17,335,686.48-7,055,126.02

Finding the Fourth Proportional to 12,561,424.84, 17,335,686.48 and 7,055,126.02

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Solution

The fourth proportional to 12,561,424.84, 17,335,686.48 and 7,055,126.02 is: 9,736,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561,424.84 : 17,335,686.48 = 7,055,126.02 : x
  2. Step 2: Convert to fraction form
    12,561,424.84/17,335,686.48 = 7,055,126.02/x
  3. Step 3: Cross multiply
    12,561,424.84x = 17,335,686.48 × 7,055,126.02
  4. Step 4: Simplify right side
    12,561,424.84x = 122,305,452,759,610.20
  5. Step 5: Solve for x
    x = 122,305,452,759,610.20/12,561,424.84
  6. Step 6: Final answer
    x = 9,736,590.74

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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.