Home / 72,583,064.20-108,874,596.30-49,590,987.40

Finding the Fourth Proportional to 72,583,064.20, 108,874,596.30 and 49,590,987.40

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Solution

The fourth proportional to 72,583,064.20, 108,874,596.30 and 49,590,987.40 is: 74,386,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,583,064.20 : 108,874,596.30 = 49,590,987.40 : x
  2. Step 2: Convert to fraction form
    72,583,064.20/108,874,596.30 = 49,590,987.40/x
  3. Step 3: Cross multiply
    72,583,064.20x = 108,874,596.30 × 49,590,987.40
  4. Step 4: Simplify right side
    72,583,064.20x = 5,399,198,733,293,386
  5. Step 5: Solve for x
    x = 5,399,198,733,293,386/72,583,064.20
  6. Step 6: Final answer
    x = 74,386,481.10

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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.