Home / 8,075,228.76-11,141,001.66-5,176,218.15

Finding the Fourth Proportional to 8,075,228.76, 11,141,001.66 and 5,176,218.15

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Solution

The fourth proportional to 8,075,228.76, 11,141,001.66 and 5,176,218.15 is: 7,141,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,228.76 : 11,141,001.66 = 5,176,218.15 : x
  2. Step 2: Convert to fraction form
    8,075,228.76/11,141,001.66 = 5,176,218.15/x
  3. Step 3: Cross multiply
    8,075,228.76x = 11,141,001.66 × 5,176,218.15
  4. Step 4: Simplify right side
    8,075,228.76x = 57,668,255,001,672.13
  5. Step 5: Solve for x
    x = 57,668,255,001,672.13/8,075,228.76
  6. Step 6: Final answer
    x = 7,141,377.26

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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.