Home / 21,822,085.60-32,712,133.20-16,961,696.80

Finding the Fourth Proportional to 21,822,085.60, 32,712,133.20 and 16,961,696.80

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Solution

The fourth proportional to 21,822,085.60, 32,712,133.20 and 16,961,696.80 is: 25,426,226.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,822,085.60 : 32,712,133.20 = 16,961,696.80 : x
  2. Step 2: Convert to fraction form
    21,822,085.60/32,712,133.20 = 16,961,696.80/x
  3. Step 3: Cross multiply
    21,822,085.60x = 32,712,133.20 × 16,961,696.80
  4. Step 4: Simplify right side
    21,822,085.60x = 554,853,285,019,613.75
  5. Step 5: Solve for x
    x = 554,853,285,019,613.75/21,822,085.60
  6. Step 6: Final answer
    x = 25,426,226.22

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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.