Home / 17,760,821.83-24,509,675.41-9,920,445.64

Finding the Fourth Proportional to 17,760,821.83, 24,509,675.41 and 9,920,445.64

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Solution

The fourth proportional to 17,760,821.83, 24,509,675.41 and 9,920,445.64 is: 13,690,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760,821.83 : 24,509,675.41 = 9,920,445.64 : x
  2. Step 2: Convert to fraction form
    17,760,821.83/24,509,675.41 = 9,920,445.64/x
  3. Step 3: Cross multiply
    17,760,821.83x = 24,509,675.41 × 9,920,445.64
  4. Step 4: Simplify right side
    17,760,821.83x = 243,146,902,472,874.38
  5. Step 5: Solve for x
    x = 243,146,902,472,874.38/17,760,821.83
  6. Step 6: Final answer
    x = 13,690,070.47

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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.