Home / 12,014,259.14-16,566,394.64-7,656,446.18

Finding the Fourth Proportional to 12,014,259.14, 16,566,394.64 and 7,656,446.18

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Solution

The fourth proportional to 12,014,259.14, 16,566,394.64 and 7,656,446.18 is: 10,557,430.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014,259.14 : 16,566,394.64 = 7,656,446.18 : x
  2. Step 2: Convert to fraction form
    12,014,259.14/16,566,394.64 = 7,656,446.18/x
  3. Step 3: Cross multiply
    12,014,259.14x = 16,566,394.64 × 7,656,446.18
  4. Step 4: Simplify right side
    12,014,259.14x = 126,839,708,957,800.47
  5. Step 5: Solve for x
    x = 126,839,708,957,800.47/12,014,259.14
  6. Step 6: Final answer
    x = 10,557,430.76

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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.