Home / 31,778,711.80-43,852,200.66-17,837,373.10

Finding the Fourth Proportional to 31,778,711.80, 43,852,200.66 and 17,837,373.10

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Solution

The fourth proportional to 31,778,711.80, 43,852,200.66 and 17,837,373.10 is: 24,614,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,778,711.80 : 43,852,200.66 = 17,837,373.10 : x
  2. Step 2: Convert to fraction form
    31,778,711.80/43,852,200.66 = 17,837,373.10/x
  3. Step 3: Cross multiply
    31,778,711.80x = 43,852,200.66 × 17,837,373.10
  4. Step 4: Simplify right side
    31,778,711.80x = 782,208,064,428,486.25
  5. Step 5: Solve for x
    x = 782,208,064,428,486.25/31,778,711.80
  6. Step 6: Final answer
    x = 24,614,215.62

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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.