Home / 5,121,938.10-7,682,907.15-4,732,214.70

Finding the Fourth Proportional to 5,121,938.10, 7,682,907.15 and 4,732,214.70

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Solution

The fourth proportional to 5,121,938.10, 7,682,907.15 and 4,732,214.70 is: 7,098,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,938.10 : 7,682,907.15 = 4,732,214.70 : x
  2. Step 2: Convert to fraction form
    5,121,938.10/7,682,907.15 = 4,732,214.70/x
  3. Step 3: Cross multiply
    5,121,938.10x = 7,682,907.15 × 4,732,214.70
  4. Step 4: Simplify right side
    5,121,938.10x = 36,357,166,153,965.11
  5. Step 5: Solve for x
    x = 36,357,166,153,965.11/5,121,938.10
  6. Step 6: Final answer
    x = 7,098,322.05

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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.