Home / 31,948,352.10-47,873,763.62-18,968,943.66

Finding the Fourth Proportional to 31,948,352.10, 47,873,763.62 and 18,968,943.66

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Solution

The fourth proportional to 31,948,352.10, 47,873,763.62 and 18,968,943.66 is: 28,424,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,948,352.10 : 47,873,763.62 = 18,968,943.66 : x
  2. Step 2: Convert to fraction form
    31,948,352.10/47,873,763.62 = 18,968,943.66/x
  3. Step 3: Cross multiply
    31,948,352.10x = 47,873,763.62 × 18,968,943.66
  4. Step 4: Simplify right side
    31,948,352.10x = 908,114,724,899,937.62
  5. Step 5: Solve for x
    x = 908,114,724,899,937.62/31,948,352.10
  6. Step 6: Final answer
    x = 28,424,462.15

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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.