Home / 19,086,017.12-28,631,684.16-6,132,557.60

Finding the Fourth Proportional to 19,086,017.12, 28,631,684.16 and 6,132,557.60

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Solution

The fourth proportional to 19,086,017.12, 28,631,684.16 and 6,132,557.60 is: 9,199,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086,017.12 : 28,631,684.16 = 6,132,557.60 : x
  2. Step 2: Convert to fraction form
    19,086,017.12/28,631,684.16 = 6,132,557.60/x
  3. Step 3: Cross multiply
    19,086,017.12x = 28,631,684.16 × 6,132,557.60
  4. Step 4: Simplify right side
    19,086,017.12x = 175,585,452,296,207.59
  5. Step 5: Solve for x
    x = 175,585,452,296,207.59/19,086,017.12
  6. Step 6: Final answer
    x = 9,199,690.60

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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.