Home / 18,355,536.40-27,533,304.60-17,658,806.80

Finding the Fourth Proportional to 18,355,536.40, 27,533,304.60 and 17,658,806.80

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Solution

The fourth proportional to 18,355,536.40, 27,533,304.60 and 17,658,806.80 is: 26,488,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355,536.40 : 27,533,304.60 = 17,658,806.80 : x
  2. Step 2: Convert to fraction form
    18,355,536.40/27,533,304.60 = 17,658,806.80/x
  3. Step 3: Cross multiply
    18,355,536.40x = 27,533,304.60 × 17,658,806.80
  4. Step 4: Simplify right side
    18,355,536.40x = 486,205,306,496,951.31
  5. Step 5: Solve for x
    x = 486,205,306,496,951.31/18,355,536.40
  6. Step 6: Final answer
    x = 26,488,210.20

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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.