Home / 5,537,872.40-7,642,219.46-3,214,980.45

Finding the Fourth Proportional to 5,537,872.40, 7,642,219.46 and 3,214,980.45

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Solution

The fourth proportional to 5,537,872.40, 7,642,219.46 and 3,214,980.45 is: 4,436,647.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537,872.40 : 7,642,219.46 = 3,214,980.45 : x
  2. Step 2: Convert to fraction form
    5,537,872.40/7,642,219.46 = 3,214,980.45/x
  3. Step 3: Cross multiply
    5,537,872.40x = 7,642,219.46 × 3,214,980.45
  4. Step 4: Simplify right side
    5,537,872.40x = 24,569,586,142,434.66
  5. Step 5: Solve for x
    x = 24,569,586,142,434.66/5,537,872.40
  6. Step 6: Final answer
    x = 4,436,647.22

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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.