Home / 13,303,095.90-19,954,643.85-11,815,061.10

Finding the Fourth Proportional to 13,303,095.90, 19,954,643.85 and 11,815,061.10

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Solution

The fourth proportional to 13,303,095.90, 19,954,643.85 and 11,815,061.10 is: 17,722,591.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,095.90 : 19,954,643.85 = 11,815,061.10 : x
  2. Step 2: Convert to fraction form
    13,303,095.90/19,954,643.85 = 11,815,061.10/x
  3. Step 3: Cross multiply
    13,303,095.90x = 19,954,643.85 × 11,815,061.10
  4. Step 4: Simplify right side
    13,303,095.90x = 235,765,336,316,489.25
  5. Step 5: Solve for x
    x = 235,765,336,316,489.25/13,303,095.90
  6. Step 6: Final answer
    x = 17,722,591.65

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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.