Home / 12,550,130.40-18,837,637.20-6,167,589.60

Finding the Fourth Proportional to 12,550,130.40, 18,837,637.20 and 6,167,589.60

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Solution

The fourth proportional to 12,550,130.40, 18,837,637.20 and 6,167,589.60 is: 9,257,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550,130.40 : 18,837,637.20 = 6,167,589.60 : x
  2. Step 2: Convert to fraction form
    12,550,130.40/18,837,637.20 = 6,167,589.60/x
  3. Step 3: Cross multiply
    12,550,130.40x = 18,837,637.20 × 6,167,589.60
  4. Step 4: Simplify right side
    12,550,130.40x = 116,182,815,283,293.11
  5. Step 5: Solve for x
    x = 116,182,815,283,293.11/12,550,130.40
  6. Step 6: Final answer
    x = 9,257,498.65

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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.