Home / 52,002,709.10-78,004,063.65-25,128,853.10

Finding the Fourth Proportional to 52,002,709.10, 78,004,063.65 and 25,128,853.10

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Solution

The fourth proportional to 52,002,709.10, 78,004,063.65 and 25,128,853.10 is: 37,693,279.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,709.10 : 78,004,063.65 = 25,128,853.10 : x
  2. Step 2: Convert to fraction form
    52,002,709.10/78,004,063.65 = 25,128,853.10/x
  3. Step 3: Cross multiply
    52,002,709.10x = 78,004,063.65 × 25,128,853.10
  4. Step 4: Simplify right side
    52,002,709.10x = 1,960,152,656,663,900
  5. Step 5: Solve for x
    x = 1,960,152,656,663,900/52,002,709.10
  6. Step 6: Final answer
    x = 37,693,279.65

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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.