Home / 12,775,508.88-19,065,490.38-11,412,363.12

Finding the Fourth Proportional to 12,775,508.88, 19,065,490.38 and 11,412,363.12

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Solution

The fourth proportional to 12,775,508.88, 19,065,490.38 and 11,412,363.12 is: 17,031,204.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775,508.88 : 19,065,490.38 = 11,412,363.12 : x
  2. Step 2: Convert to fraction form
    12,775,508.88/19,065,490.38 = 11,412,363.12/x
  3. Step 3: Cross multiply
    12,775,508.88x = 19,065,490.38 × 11,412,363.12
  4. Step 4: Simplify right side
    12,775,508.88x = 217,582,299,277,426.75
  5. Step 5: Solve for x
    x = 217,582,299,277,426.75/12,775,508.88
  6. Step 6: Final answer
    x = 17,031,204.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.