Home / 12,257,462.13-16,914,045.96-7,547,109.63

Finding the Fourth Proportional to 12,257,462.13, 16,914,045.96 and 7,547,109.63

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Solution

The fourth proportional to 12,257,462.13, 16,914,045.96 and 7,547,109.63 is: 10,414,240.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,462.13 : 16,914,045.96 = 7,547,109.63 : x
  2. Step 2: Convert to fraction form
    12,257,462.13/16,914,045.96 = 7,547,109.63/x
  3. Step 3: Cross multiply
    12,257,462.13x = 16,914,045.96 × 7,547,109.63
  4. Step 4: Simplify right side
    12,257,462.13x = 127,652,159,146,978.59
  5. Step 5: Solve for x
    x = 127,652,159,146,978.59/12,257,462.13
  6. Step 6: Final answer
    x = 10,414,240.55

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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.