Home / 72,593,117.70-108,763,705.35-47,020,964.10

Finding the Fourth Proportional to 72,593,117.70, 108,763,705.35 and 47,020,964.10

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Solution

The fourth proportional to 72,593,117.70, 108,763,705.35 and 47,020,964.10 is: 70,449,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,593,117.70 : 108,763,705.35 = 47,020,964.10 : x
  2. Step 2: Convert to fraction form
    72,593,117.70/108,763,705.35 = 47,020,964.10/x
  3. Step 3: Cross multiply
    72,593,117.70x = 108,763,705.35 × 47,020,964.10
  4. Step 4: Simplify right side
    72,593,117.70x = 5,114,174,284,645,328
  5. Step 5: Solve for x
    x = 5,114,174,284,645,328/72,593,117.70
  6. Step 6: Final answer
    x = 70,449,850.44

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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.