Home / 12,016,171.31-16,604,312.54-8,747,310.93

Finding the Fourth Proportional to 12,016,171.31, 16,604,312.54 and 8,747,310.93

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Solution

The fourth proportional to 12,016,171.31, 16,604,312.54 and 8,747,310.93 is: 12,087,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,171.31 : 16,604,312.54 = 8,747,310.93 : x
  2. Step 2: Convert to fraction form
    12,016,171.31/16,604,312.54 = 8,747,310.93/x
  3. Step 3: Cross multiply
    12,016,171.31x = 16,604,312.54 × 8,747,310.93
  4. Step 4: Simplify right side
    12,016,171.31x = 145,243,084,566,278.06
  5. Step 5: Solve for x
    x = 145,243,084,566,278.06/12,016,171.31
  6. Step 6: Final answer
    x = 12,087,301.42

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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.