Home / 11,071,764-15,279,043.95-6,176,987.28

Finding the Fourth Proportional to 11,071,764, 15,279,043.95 and 6,176,987.28

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Solution

The fourth proportional to 11,071,764, 15,279,043.95 and 6,176,987.28 is: 8,524,247.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,764 : 15,279,043.95 = 6,176,987.28 : x
  2. Step 2: Convert to fraction form
    11,071,764/15,279,043.95 = 6,176,987.28/x
  3. Step 3: Cross multiply
    11,071,764x = 15,279,043.95 × 6,176,987.28
  4. Step 4: Simplify right side
    11,071,764x = 94,378,460,129,710.95
  5. Step 5: Solve for x
    x = 94,378,460,129,710.95/11,071,764
  6. Step 6: Final answer
    x = 8,524,247.82

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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.