Home / 38,018,629.20-56,901,972.60-34,995,320.40

Finding the Fourth Proportional to 38,018,629.20, 56,901,972.60 and 34,995,320.40

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Solution

The fourth proportional to 38,018,629.20, 56,901,972.60 and 34,995,320.40 is: 52,377,026.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,018,629.20 : 56,901,972.60 = 34,995,320.40 : x
  2. Step 2: Convert to fraction form
    38,018,629.20/56,901,972.60 = 34,995,320.40/x
  3. Step 3: Cross multiply
    38,018,629.20x = 56,901,972.60 × 34,995,320.40
  4. Step 4: Simplify right side
    38,018,629.20x = 1,991,302,762,529,021
  5. Step 5: Solve for x
    x = 1,991,302,762,529,021/38,018,629.20
  6. Step 6: Final answer
    x = 52,377,026.85

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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.