Home / 5,434,377.66-7,499,518.20-2,987,214.98

Finding the Fourth Proportional to 5,434,377.66, 7,499,518.20 and 2,987,214.98

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Solution

The fourth proportional to 5,434,377.66, 7,499,518.20 and 2,987,214.98 is: 4,122,399.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,377.66 : 7,499,518.20 = 2,987,214.98 : x
  2. Step 2: Convert to fraction form
    5,434,377.66/7,499,518.20 = 2,987,214.98/x
  3. Step 3: Cross multiply
    5,434,377.66x = 7,499,518.20 × 2,987,214.98
  4. Step 4: Simplify right side
    5,434,377.66x = 22,402,673,072,325.05
  5. Step 5: Solve for x
    x = 22,402,673,072,325.05/5,434,377.66
  6. Step 6: Final answer
    x = 4,122,399.01

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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.