Home / 12,837,046.40-17,712,801.60-8,252,316.80

Finding the Fourth Proportional to 12,837,046.40, 17,712,801.60 and 8,252,316.80

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Solution

The fourth proportional to 12,837,046.40, 17,712,801.60 and 8,252,316.80 is: 11,386,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837,046.40 : 17,712,801.60 = 8,252,316.80 : x
  2. Step 2: Convert to fraction form
    12,837,046.40/17,712,801.60 = 8,252,316.80/x
  3. Step 3: Cross multiply
    12,837,046.40x = 17,712,801.60 × 8,252,316.80
  4. Step 4: Simplify right side
    12,837,046.40x = 146,171,650,218,746.88
  5. Step 5: Solve for x
    x = 146,171,650,218,746.88/12,837,046.40
  6. Step 6: Final answer
    x = 11,386,704.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.