Home / 14,223,034.85-19,627,839.77-7,696,663.56

Finding the Fourth Proportional to 14,223,034.85, 19,627,839.77 and 7,696,663.56

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Solution

The fourth proportional to 14,223,034.85, 19,627,839.77 and 7,696,663.56 is: 10,621,423.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,034.85 : 19,627,839.77 = 7,696,663.56 : x
  2. Step 2: Convert to fraction form
    14,223,034.85/19,627,839.77 = 7,696,663.56/x
  3. Step 3: Cross multiply
    14,223,034.85x = 19,627,839.77 × 7,696,663.56
  4. Step 4: Simplify right side
    14,223,034.85x = 151,068,879,080,794.47
  5. Step 5: Solve for x
    x = 151,068,879,080,794.47/14,223,034.85
  6. Step 6: Final answer
    x = 10,621,423.68

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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.