Home / 12,616,627.10-18,964,445.04-8,326,248.23

Finding the Fourth Proportional to 12,616,627.10, 18,964,445.04 and 8,326,248.23

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Solution

The fourth proportional to 12,616,627.10, 18,964,445.04 and 8,326,248.23 is: 12,515,442.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,627.10 : 18,964,445.04 = 8,326,248.23 : x
  2. Step 2: Convert to fraction form
    12,616,627.10/18,964,445.04 = 8,326,248.23/x
  3. Step 3: Cross multiply
    12,616,627.10x = 18,964,445.04 × 8,326,248.23
  4. Step 4: Simplify right side
    12,616,627.10x = 157,902,676,994,643.38
  5. Step 5: Solve for x
    x = 157,902,676,994,643.38/12,616,627.10
  6. Step 6: Final answer
    x = 12,515,442.98

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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.