Home / 12,382,495.02-17,087,271.93-6,876,221.58

Finding the Fourth Proportional to 12,382,495.02, 17,087,271.93 and 6,876,221.58

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Solution

The fourth proportional to 12,382,495.02, 17,087,271.93 and 6,876,221.58 is: 9,488,868.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,495.02 : 17,087,271.93 = 6,876,221.58 : x
  2. Step 2: Convert to fraction form
    12,382,495.02/17,087,271.93 = 6,876,221.58/x
  3. Step 3: Cross multiply
    12,382,495.02x = 17,087,271.93 × 6,876,221.58
  4. Step 4: Simplify right side
    12,382,495.02x = 117,495,867,988,394.25
  5. Step 5: Solve for x
    x = 117,495,867,988,394.25/12,382,495.02
  6. Step 6: Final answer
    x = 9,488,868.58

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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.