Home / 40,970,668.40-61,448,029.93-11,822,458.15

Finding the Fourth Proportional to 40,970,668.40, 61,448,029.93 and 11,822,458.15

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Solution

The fourth proportional to 40,970,668.40, 61,448,029.93 and 11,822,458.15 is: 17,731,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,970,668.40 : 61,448,029.93 = 11,822,458.15 : x
  2. Step 2: Convert to fraction form
    40,970,668.40/61,448,029.93 = 11,822,458.15/x
  3. Step 3: Cross multiply
    40,970,668.40x = 61,448,029.93 × 11,822,458.15
  4. Step 4: Simplify right side
    40,970,668.40x = 726,466,762,247,372.50
  5. Step 5: Solve for x
    x = 726,466,762,247,372.50/40,970,668.40
  6. Step 6: Final answer
    x = 17,731,386.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.