Home / 83,033,857.80-124,550,786.70-21,622,897.80

Finding the Fourth Proportional to 83,033,857.80, 124,550,786.70 and 21,622,897.80

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Solution

The fourth proportional to 83,033,857.80, 124,550,786.70 and 21,622,897.80 is: 32,434,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,033,857.80 : 124,550,786.70 = 21,622,897.80 : x
  2. Step 2: Convert to fraction form
    83,033,857.80/124,550,786.70 = 21,622,897.80/x
  3. Step 3: Cross multiply
    83,033,857.80x = 124,550,786.70 × 21,622,897.80
  4. Step 4: Simplify right side
    83,033,857.80x = 2,693,148,931,723,699.50
  5. Step 5: Solve for x
    x = 2,693,148,931,723,699.50/83,033,857.80
  6. Step 6: Final answer
    x = 32,434,346.70

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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.