Home / 13,565,578.90-20,348,368.35-9,260,906.80

Finding the Fourth Proportional to 13,565,578.90, 20,348,368.35 and 9,260,906.80

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Solution

The fourth proportional to 13,565,578.90, 20,348,368.35 and 9,260,906.80 is: 13,891,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,565,578.90 : 20,348,368.35 = 9,260,906.80 : x
  2. Step 2: Convert to fraction form
    13,565,578.90/20,348,368.35 = 9,260,906.80/x
  3. Step 3: Cross multiply
    13,565,578.90x = 20,348,368.35 × 9,260,906.80
  4. Step 4: Simplify right side
    13,565,578.90x = 188,444,342,821,419.81
  5. Step 5: Solve for x
    x = 188,444,342,821,419.81/13,565,578.90
  6. Step 6: Final answer
    x = 13,891,360.20

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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.