Home / 12,367,403.51-17,069,062.80-6,862,551.83

Finding the Fourth Proportional to 12,367,403.51, 17,069,062.80 and 6,862,551.83

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Solution

The fourth proportional to 12,367,403.51, 17,069,062.80 and 6,862,551.83 is: 9,471,456.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,367,403.51 : 17,069,062.80 = 6,862,551.83 : x
  2. Step 2: Convert to fraction form
    12,367,403.51/17,069,062.80 = 6,862,551.83/x
  3. Step 3: Cross multiply
    12,367,403.51x = 17,069,062.80 × 6,862,551.83
  4. Step 4: Simplify right side
    12,367,403.51x = 117,137,328,171,463.02
  5. Step 5: Solve for x
    x = 117,137,328,171,463.02/12,367,403.51
  6. Step 6: Final answer
    x = 9,471,456.81

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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.