Home / 40,970,711.70-61,456,067.55-28,056,695.40

Finding the Fourth Proportional to 40,970,711.70, 61,456,067.55 and 28,056,695.40

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Solution

The fourth proportional to 40,970,711.70, 61,456,067.55 and 28,056,695.40 is: 42,085,043.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,970,711.70 : 61,456,067.55 = 28,056,695.40 : x
  2. Step 2: Convert to fraction form
    40,970,711.70/61,456,067.55 = 28,056,695.40/x
  3. Step 3: Cross multiply
    40,970,711.70x = 61,456,067.55 × 28,056,695.40
  4. Step 4: Simplify right side
    40,970,711.70x = 1,724,254,167,732,174
  5. Step 5: Solve for x
    x = 1,724,254,167,732,174/40,970,711.70
  6. Step 6: Final answer
    x = 42,085,043.10

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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.