Home / 35,708,587.20-49,283,234.40-21,778,028.64

Finding the Fourth Proportional to 35,708,587.20, 49,283,234.40 and 21,778,028.64

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Solution

The fourth proportional to 35,708,587.20, 49,283,234.40 and 21,778,028.64 is: 30,056,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,708,587.20 : 49,283,234.40 = 21,778,028.64 : x
  2. Step 2: Convert to fraction form
    35,708,587.20/49,283,234.40 = 21,778,028.64/x
  3. Step 3: Cross multiply
    35,708,587.20x = 49,283,234.40 × 21,778,028.64
  4. Step 4: Simplify right side
    35,708,587.20x = 1,073,291,690,235,033.25
  5. Step 5: Solve for x
    x = 1,073,291,690,235,033.25/35,708,587.20
  6. Step 6: Final answer
    x = 30,056,963.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.