Home / 8,388,437.76-11,575,934.07-4,717,353.21

Finding the Fourth Proportional to 8,388,437.76, 11,575,934.07 and 4,717,353.21

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Solution

The fourth proportional to 8,388,437.76, 11,575,934.07 and 4,717,353.21 is: 6,509,885.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388,437.76 : 11,575,934.07 = 4,717,353.21 : x
  2. Step 2: Convert to fraction form
    8,388,437.76/11,575,934.07 = 4,717,353.21/x
  3. Step 3: Cross multiply
    8,388,437.76x = 11,575,934.07 × 4,717,353.21
  4. Step 4: Simplify right side
    8,388,437.76x = 54,607,769,743,862.87
  5. Step 5: Solve for x
    x = 54,607,769,743,862.87/8,388,437.76
  6. Step 6: Final answer
    x = 6,509,885.55

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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.