Home / 12,257,460.62-16,914,043.89-7,547,108.12

Finding the Fourth Proportional to 12,257,460.62, 16,914,043.89 and 7,547,108.12

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Solution

The fourth proportional to 12,257,460.62, 16,914,043.89 and 7,547,108.12 is: 10,414,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,460.62 : 16,914,043.89 = 7,547,108.12 : x
  2. Step 2: Convert to fraction form
    12,257,460.62/16,914,043.89 = 7,547,108.12/x
  3. Step 3: Cross multiply
    12,257,460.62x = 16,914,043.89 × 7,547,108.12
  4. Step 4: Simplify right side
    12,257,460.62x = 127,652,117,899,685.17
  5. Step 5: Solve for x
    x = 127,652,117,899,685.17/12,257,460.62
  6. Step 6: Final answer
    x = 10,414,238.47

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1.5x scale

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.