Home / 12,257,472.14-16,914,059.76-7,547,119.64

Finding the Fourth Proportional to 12,257,472.14, 16,914,059.76 and 7,547,119.64

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Solution

The fourth proportional to 12,257,472.14, 16,914,059.76 and 7,547,119.64 is: 10,414,254.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,472.14 : 16,914,059.76 = 7,547,119.64 : x
  2. Step 2: Convert to fraction form
    12,257,472.14/16,914,059.76 = 7,547,119.64/x
  3. Step 3: Cross multiply
    12,257,472.14x = 16,914,059.76 × 7,547,119.64
  4. Step 4: Simplify right side
    12,257,472.14x = 127,652,432,606,829.69
  5. Step 5: Solve for x
    x = 127,652,432,606,829.69/12,257,472.14
  6. Step 6: Final answer
    x = 10,414,254.35

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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.