Home / 12,472,112-17,211,566.40-6,748,976

Finding the Fourth Proportional to 12,472,112, 17,211,566.40 and 6,748,976

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Solution

The fourth proportional to 12,472,112, 17,211,566.40 and 6,748,976 is: 9,313,614.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472,112 : 17,211,566.40 = 6,748,976 : x
  2. Step 2: Convert to fraction form
    12,472,112/17,211,566.40 = 6,748,976/x
  3. Step 3: Cross multiply
    12,472,112x = 17,211,566.40 × 6,748,976
  4. Step 4: Simplify right side
    12,472,112x = 116,160,448,556,006.39
  5. Step 5: Solve for x
    x = 116,160,448,556,006.39/12,472,112
  6. Step 6: Final answer
    x = 9,313,614.93

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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.