Home / 35,934,512.70-53,904,101.85-18,928,400.70

Finding the Fourth Proportional to 35,934,512.70, 53,904,101.85 and 18,928,400.70

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Solution

The fourth proportional to 35,934,512.70, 53,904,101.85 and 18,928,400.70 is: 28,393,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,934,512.70 : 53,904,101.85 = 18,928,400.70 : x
  2. Step 2: Convert to fraction form
    35,934,512.70/53,904,101.85 = 18,928,400.70/x
  3. Step 3: Cross multiply
    35,934,512.70x = 53,904,101.85 × 18,928,400.70
  4. Step 4: Simplify right side
    35,934,512.70x = 1,020,318,439,190,411.25
  5. Step 5: Solve for x
    x = 1,020,318,439,190,411.25/35,934,512.70
  6. Step 6: Final answer
    x = 28,393,829.85

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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.