Home / 12,541,058.10-18,829,083.15-8,020,091.70

Finding the Fourth Proportional to 12,541,058.10, 18,829,083.15 and 8,020,091.70

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Solution

The fourth proportional to 12,541,058.10, 18,829,083.15 and 8,020,091.70 is: 12,041,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,058.10 : 18,829,083.15 = 8,020,091.70 : x
  2. Step 2: Convert to fraction form
    12,541,058.10/18,829,083.15 = 8,020,091.70/x
  3. Step 3: Cross multiply
    12,541,058.10x = 18,829,083.15 × 8,020,091.70
  4. Step 4: Simplify right side
    12,541,058.10x = 151,010,973,489,924.84
  5. Step 5: Solve for x
    x = 151,010,973,489,924.84/12,541,058.10
  6. Step 6: Final answer
    x = 12,041,326.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.