Home / 12,013,927.28-16,575,162.84-6,853,656.56

Finding the Fourth Proportional to 12,013,927.28, 16,575,162.84 and 6,853,656.56

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Solution

The fourth proportional to 12,013,927.28, 16,575,162.84 and 6,853,656.56 is: 9,455,731.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,013,927.28 : 16,575,162.84 = 6,853,656.56 : x
  2. Step 2: Convert to fraction form
    12,013,927.28/16,575,162.84 = 6,853,656.56/x
  3. Step 3: Cross multiply
    12,013,927.28x = 16,575,162.84 × 6,853,656.56
  4. Step 4: Simplify right side
    12,013,927.28x = 113,600,473,531,434.22
  5. Step 5: Solve for x
    x = 113,600,473,531,434.22/12,013,927.28
  6. Step 6: Final answer
    x = 9,455,731.74

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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.