Home / 52,163,458.90-78,254,207.16-17,620,112.23

Finding the Fourth Proportional to 52,163,458.90, 78,254,207.16 and 17,620,112.23

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Solution

The fourth proportional to 52,163,458.90, 78,254,207.16 and 17,620,112.23 is: 26,433,214.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163,458.90 : 78,254,207.16 = 17,620,112.23 : x
  2. Step 2: Convert to fraction form
    52,163,458.90/78,254,207.16 = 17,620,112.23/x
  3. Step 3: Cross multiply
    52,163,458.90x = 78,254,207.16 × 17,620,112.23
  4. Step 4: Simplify right side
    52,163,458.90x = 1,378,847,912,628,869.50
  5. Step 5: Solve for x
    x = 1,378,847,912,628,869.50/52,163,458.90
  6. Step 6: Final answer
    x = 26,433,214.78

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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.