Home / 7,223,342.59-9,967,948.25-3,960,085.71

Finding the Fourth Proportional to 7,223,342.59, 9,967,948.25 and 3,960,085.71

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Solution

The fourth proportional to 7,223,342.59, 9,967,948.25 and 3,960,085.71 is: 5,464,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,342.59 : 9,967,948.25 = 3,960,085.71 : x
  2. Step 2: Convert to fraction form
    7,223,342.59/9,967,948.25 = 3,960,085.71/x
  3. Step 3: Cross multiply
    7,223,342.59x = 9,967,948.25 × 3,960,085.71
  4. Step 4: Simplify right side
    7,223,342.59x = 39,473,929,432,744.72
  5. Step 5: Solve for x
    x = 39,473,929,432,744.72/7,223,342.59
  6. Step 6: Final answer
    x = 5,464,773.26

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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.