Home / 27,637,511.80-41,456,267.70-21,260,219.80

Finding the Fourth Proportional to 27,637,511.80, 41,456,267.70 and 21,260,219.80

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Solution

The fourth proportional to 27,637,511.80, 41,456,267.70 and 21,260,219.80 is: 31,890,329.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,637,511.80 : 41,456,267.70 = 21,260,219.80 : x
  2. Step 2: Convert to fraction form
    27,637,511.80/41,456,267.70 = 21,260,219.80/x
  3. Step 3: Cross multiply
    27,637,511.80x = 41,456,267.70 × 21,260,219.80
  4. Step 4: Simplify right side
    27,637,511.80x = 881,369,363,389,640.50
  5. Step 5: Solve for x
    x = 881,369,363,389,640.50/27,637,511.80
  6. Step 6: Final answer
    x = 31,890,329.70

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Similar ratio
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1.5x scale

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.