Home / 12,674,179.29-17,490,372.06-6,872,959.49

Finding the Fourth Proportional to 12,674,179.29, 17,490,372.06 and 6,872,959.49

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Solution

The fourth proportional to 12,674,179.29, 17,490,372.06 and 6,872,959.49 is: 9,484,686.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674,179.29 : 17,490,372.06 = 6,872,959.49 : x
  2. Step 2: Convert to fraction form
    12,674,179.29/17,490,372.06 = 6,872,959.49/x
  3. Step 3: Cross multiply
    12,674,179.29x = 17,490,372.06 × 6,872,959.49
  4. Step 4: Simplify right side
    12,674,179.29x = 120,210,618,640,686.28
  5. Step 5: Solve for x
    x = 120,210,618,640,686.28/12,674,179.29
  6. Step 6: Final answer
    x = 9,484,686.62

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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.