Home / 8,964,971.59-12,371,645.15-4,890,590.59

Finding the Fourth Proportional to 8,964,971.59, 12,371,645.15 and 4,890,590.59

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Solution

The fourth proportional to 8,964,971.59, 12,371,645.15 and 4,890,590.59 is: 6,749,006.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964,971.59 : 12,371,645.15 = 4,890,590.59 : x
  2. Step 2: Convert to fraction form
    8,964,971.59/12,371,645.15 = 4,890,590.59/x
  3. Step 3: Cross multiply
    8,964,971.59x = 12,371,645.15 × 4,890,590.59
  4. Step 4: Simplify right side
    8,964,971.59x = 60,504,651,328,956.18
  5. Step 5: Solve for x
    x = 60,504,651,328,956.18/8,964,971.59
  6. Step 6: Final answer
    x = 6,749,006.48

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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.