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Finding the Fourth Proportional to 18,314,818, 27,472,751.88 and 4,851,646

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Solution

The fourth proportional to 18,314,818, 27,472,751.88 and 4,851,646 is: 7,277,608.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314,818 : 27,472,751.88 = 4,851,646 : x
  2. Step 2: Convert to fraction form
    18,314,818/27,472,751.88 = 4,851,646/x
  3. Step 3: Cross multiply
    18,314,818x = 27,472,751.88 × 4,851,646
  4. Step 4: Simplify right side
    18,314,818x = 133,288,066,767,594.47
  5. Step 5: Solve for x
    x = 133,288,066,767,594.47/18,314,818
  6. Step 6: Final answer
    x = 7,277,608.04

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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.