Home / 74,727,009.20-112,090,513.80-44,493,921.20

Finding the Fourth Proportional to 74,727,009.20, 112,090,513.80 and 44,493,921.20

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Solution

The fourth proportional to 74,727,009.20, 112,090,513.80 and 44,493,921.20 is: 66,740,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,727,009.20 : 112,090,513.80 = 44,493,921.20 : x
  2. Step 2: Convert to fraction form
    74,727,009.20/112,090,513.80 = 44,493,921.20/x
  3. Step 3: Cross multiply
    74,727,009.20x = 112,090,513.80 × 44,493,921.20
  4. Step 4: Simplify right side
    74,727,009.20x = 4,987,346,488,284,713
  5. Step 5: Solve for x
    x = 4,987,346,488,284,713/74,727,009.20
  6. Step 6: Final answer
    x = 66,740,881.80

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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.