Home / 19,659,797.16-29,489,670.31-5,282,865.17

Finding the Fourth Proportional to 19,659,797.16, 29,489,670.31 and 5,282,865.17

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Solution

The fourth proportional to 19,659,797.16, 29,489,670.31 and 5,282,865.17 is: 7,924,290.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,659,797.16 : 29,489,670.31 = 5,282,865.17 : x
  2. Step 2: Convert to fraction form
    19,659,797.16/29,489,670.31 = 5,282,865.17/x
  3. Step 3: Cross multiply
    19,659,797.16x = 29,489,670.31 × 5,282,865.17
  4. Step 4: Simplify right side
    19,659,797.16x = 155,789,952,155,482.09
  5. Step 5: Solve for x
    x = 155,789,952,155,482.09/19,659,797.16
  6. Step 6: Final answer
    x = 7,924,290.92

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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.