Home / 12,370,772.49-18,556,220.04-5,088,203.43

Finding the Fourth Proportional to 12,370,772.49, 18,556,220.04 and 5,088,203.43

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Solution

The fourth proportional to 12,370,772.49, 18,556,220.04 and 5,088,203.43 is: 7,632,330.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370,772.49 : 18,556,220.04 = 5,088,203.43 : x
  2. Step 2: Convert to fraction form
    12,370,772.49/18,556,220.04 = 5,088,203.43/x
  3. Step 3: Cross multiply
    12,370,772.49x = 18,556,220.04 × 5,088,203.43
  4. Step 4: Simplify right side
    12,370,772.49x = 94,417,822,366,696.14
  5. Step 5: Solve for x
    x = 94,417,822,366,696.14/12,370,772.49
  6. Step 6: Final answer
    x = 7,632,330.36

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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.