Home / 11,595,278.40-16,001,886.72-6,438,726.24

Finding the Fourth Proportional to 11,595,278.40, 16,001,886.72 and 6,438,726.24

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Solution

The fourth proportional to 11,595,278.40, 16,001,886.72 and 6,438,726.24 is: 8,885,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595,278.40 : 16,001,886.72 = 6,438,726.24 : x
  2. Step 2: Convert to fraction form
    11,595,278.40/16,001,886.72 = 6,438,726.24/x
  3. Step 3: Cross multiply
    11,595,278.40x = 16,001,886.72 × 6,438,726.24
  4. Step 4: Simplify right side
    11,595,278.40x = 103,031,767,913,571.55
  5. Step 5: Solve for x
    x = 103,031,767,913,571.55/11,595,278.40
  6. Step 6: Final answer
    x = 8,885,665.73

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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.