Home / 18,127,869.20-27,191,803.80-16,616,214.80

Finding the Fourth Proportional to 18,127,869.20, 27,191,803.80 and 16,616,214.80

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Solution

The fourth proportional to 18,127,869.20, 27,191,803.80 and 16,616,214.80 is: 24,924,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,127,869.20 : 27,191,803.80 = 16,616,214.80 : x
  2. Step 2: Convert to fraction form
    18,127,869.20/27,191,803.80 = 16,616,214.80/x
  3. Step 3: Cross multiply
    18,127,869.20x = 27,191,803.80 × 16,616,214.80
  4. Step 4: Simplify right side
    18,127,869.20x = 451,824,852,740,256.25
  5. Step 5: Solve for x
    x = 451,824,852,740,256.25/18,127,869.20
  6. Step 6: Final answer
    x = 24,924,322.20

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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.