Home / 83,232,006.20-124,848,009.30-21,821,046.20

Finding the Fourth Proportional to 83,232,006.20, 124,848,009.30 and 21,821,046.20

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Solution

The fourth proportional to 83,232,006.20, 124,848,009.30 and 21,821,046.20 is: 32,731,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232,006.20 : 124,848,009.30 = 21,821,046.20 : x
  2. Step 2: Convert to fraction form
    83,232,006.20/124,848,009.30 = 21,821,046.20/x
  3. Step 3: Cross multiply
    83,232,006.20x = 124,848,009.30 × 21,821,046.20
  4. Step 4: Simplify right side
    83,232,006.20x = 2,724,314,178,913,329.50
  5. Step 5: Solve for x
    x = 2,724,314,178,913,329.50/83,232,006.20
  6. Step 6: Final answer
    x = 32,731,569.30

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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.