Home / 18,536,607.60-27,804,911.40-12,797,044.80

Finding the Fourth Proportional to 18,536,607.60, 27,804,911.40 and 12,797,044.80

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Solution

The fourth proportional to 18,536,607.60, 27,804,911.40 and 12,797,044.80 is: 19,195,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,607.60 : 27,804,911.40 = 12,797,044.80 : x
  2. Step 2: Convert to fraction form
    18,536,607.60/27,804,911.40 = 12,797,044.80/x
  3. Step 3: Cross multiply
    18,536,607.60x = 27,804,911.40 × 12,797,044.80
  4. Step 4: Simplify right side
    18,536,607.60x = 355,820,696,845,830.75
  5. Step 5: Solve for x
    x = 355,820,696,845,830.75/18,536,607.60
  6. Step 6: Final answer
    x = 19,195,567.20

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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.