Home / 12,257,459.62-16,914,042.51-7,547,107.12

Finding the Fourth Proportional to 12,257,459.62, 16,914,042.51 and 7,547,107.12

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Solution

The fourth proportional to 12,257,459.62, 16,914,042.51 and 7,547,107.12 is: 10,414,237.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,459.62 : 16,914,042.51 = 7,547,107.12 : x
  2. Step 2: Convert to fraction form
    12,257,459.62/16,914,042.51 = 7,547,107.12/x
  3. Step 3: Cross multiply
    12,257,459.62x = 16,914,042.51 × 7,547,107.12
  4. Step 4: Simplify right side
    12,257,459.62x = 127,652,090,655,203.69
  5. Step 5: Solve for x
    x = 127,652,090,655,203.69/12,257,459.62
  6. Step 6: Final answer
    x = 10,414,237.09

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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.