Home / 5,216,016.78-7,198,448.67-2,924,325.90

Finding the Fourth Proportional to 5,216,016.78, 7,198,448.67 and 2,924,325.90

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Solution

The fourth proportional to 5,216,016.78, 7,198,448.67 and 2,924,325.90 is: 4,035,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,016.78 : 7,198,448.67 = 2,924,325.90 : x
  2. Step 2: Convert to fraction form
    5,216,016.78/7,198,448.67 = 2,924,325.90/x
  3. Step 3: Cross multiply
    5,216,016.78x = 7,198,448.67 × 2,924,325.90
  4. Step 4: Simplify right side
    5,216,016.78x = 21,050,609,885,501.55
  5. Step 5: Solve for x
    x = 21,050,609,885,501.55/5,216,016.78
  6. Step 6: Final answer
    x = 4,035,763.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.