Home / 39,113,846.10-58,670,769.15-28,910,178.90

Finding the Fourth Proportional to 39,113,846.10, 58,670,769.15 and 28,910,178.90

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Solution

The fourth proportional to 39,113,846.10, 58,670,769.15 and 28,910,178.90 is: 43,365,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,113,846.10 : 58,670,769.15 = 28,910,178.90 : x
  2. Step 2: Convert to fraction form
    39,113,846.10/58,670,769.15 = 28,910,178.90/x
  3. Step 3: Cross multiply
    39,113,846.10x = 58,670,769.15 × 28,910,178.90
  4. Step 4: Simplify right side
    39,113,846.10x = 1,696,182,432,327,100.75
  5. Step 5: Solve for x
    x = 1,696,182,432,327,100.75/39,113,846.10
  6. Step 6: Final answer
    x = 43,365,268.35

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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.