Home / 9,105,799.14-12,566,036.15-4,975,830.78

Finding the Fourth Proportional to 9,105,799.14, 12,566,036.15 and 4,975,830.78

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Solution

The fourth proportional to 9,105,799.14, 12,566,036.15 and 4,975,830.78 is: 6,866,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,105,799.14 : 12,566,036.15 = 4,975,830.78 : x
  2. Step 2: Convert to fraction form
    9,105,799.14/12,566,036.15 = 4,975,830.78/x
  3. Step 3: Cross multiply
    9,105,799.14x = 12,566,036.15 × 4,975,830.78
  4. Step 4: Simplify right side
    9,105,799.14x = 62,526,469,404,420.27
  5. Step 5: Solve for x
    x = 62,526,469,404,420.27/9,105,799.14
  6. Step 6: Final answer
    x = 6,866,664.69

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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.