Home / 29,643,046.60-44,377,964.70-21,139,990.60

Finding the Fourth Proportional to 29,643,046.60, 44,377,964.70 and 21,139,990.60

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Solution

The fourth proportional to 29,643,046.60, 44,377,964.70 and 21,139,990.60 is: 31,648,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,643,046.60 : 44,377,964.70 = 21,139,990.60 : x
  2. Step 2: Convert to fraction form
    29,643,046.60/44,377,964.70 = 21,139,990.60/x
  3. Step 3: Cross multiply
    29,643,046.60x = 44,377,964.70 × 21,139,990.60
  4. Step 4: Simplify right side
    29,643,046.60x = 938,149,756,605,132
  5. Step 5: Solve for x
    x = 938,149,756,605,132/29,643,046.60
  6. Step 6: Final answer
    x = 31,648,223.25

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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.