Home / 73,879,972.10-110,819,958.15-49,693,501.70

Finding the Fourth Proportional to 73,879,972.10, 110,819,958.15 and 49,693,501.70

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Solution

The fourth proportional to 73,879,972.10, 110,819,958.15 and 49,693,501.70 is: 74,540,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,879,972.10 : 110,819,958.15 = 49,693,501.70 : x
  2. Step 2: Convert to fraction form
    73,879,972.10/110,819,958.15 = 49,693,501.70/x
  3. Step 3: Cross multiply
    73,879,972.10x = 110,819,958.15 × 49,693,501.70
  4. Step 4: Simplify right side
    73,879,972.10x = 5,507,031,778,720,954
  5. Step 5: Solve for x
    x = 5,507,031,778,720,954/73,879,972.10
  6. Step 6: Final answer
    x = 74,540,252.55

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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.