Home / 8,721,440.68-13,084,129.93-2,885,612.59

Finding the Fourth Proportional to 8,721,440.68, 13,084,129.93 and 2,885,612.59

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Solution

The fourth proportional to 8,721,440.68, 13,084,129.93 and 2,885,612.59 is: 4,329,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,721,440.68 : 13,084,129.93 = 2,885,612.59 : x
  2. Step 2: Convert to fraction form
    8,721,440.68/13,084,129.93 = 2,885,612.59/x
  3. Step 3: Cross multiply
    8,721,440.68x = 13,084,129.93 × 2,885,612.59
  4. Step 4: Simplify right side
    8,721,440.68x = 37,755,729,975,355.11
  5. Step 5: Solve for x
    x = 37,755,729,975,355.11/8,721,440.68
  6. Step 6: Final answer
    x = 4,329,070.32

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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.