Home / 39,165,316.65-54,049,432.75-21,524,844.44

Finding the Fourth Proportional to 39,165,316.65, 54,049,432.75 and 21,524,844.44

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Solution

The fourth proportional to 39,165,316.65, 54,049,432.75 and 21,524,844.44 is: 29,704,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,165,316.65 : 54,049,432.75 = 21,524,844.44 : x
  2. Step 2: Convert to fraction form
    39,165,316.65/54,049,432.75 = 21,524,844.44/x
  3. Step 3: Cross multiply
    39,165,316.65x = 54,049,432.75 × 21,524,844.44
  4. Step 4: Simplify right side
    39,165,316.65x = 1,163,405,632,095,303
  5. Step 5: Solve for x
    x = 1,163,405,632,095,303/39,165,316.65
  6. Step 6: Final answer
    x = 29,704,997.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.