Home / 52,002,698.10-78,004,047.15-39,153,635.70

Finding the Fourth Proportional to 52,002,698.10, 78,004,047.15 and 39,153,635.70

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Solution

The fourth proportional to 52,002,698.10, 78,004,047.15 and 39,153,635.70 is: 58,730,453.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,698.10 : 78,004,047.15 = 39,153,635.70 : x
  2. Step 2: Convert to fraction form
    52,002,698.10/78,004,047.15 = 39,153,635.70/x
  3. Step 3: Cross multiply
    52,002,698.10x = 78,004,047.15 × 39,153,635.70
  4. Step 4: Simplify right side
    52,002,698.10x = 3,054,142,045,236,723.50
  5. Step 5: Solve for x
    x = 3,054,142,045,236,723.50/52,002,698.10
  6. Step 6: Final answer
    x = 58,730,453.55

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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.