Home / 15,719,940.72-23,579,911.08-4,360,389.36

Finding the Fourth Proportional to 15,719,940.72, 23,579,911.08 and 4,360,389.36

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Solution

The fourth proportional to 15,719,940.72, 23,579,911.08 and 4,360,389.36 is: 6,540,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,940.72 : 23,579,911.08 = 4,360,389.36 : x
  2. Step 2: Convert to fraction form
    15,719,940.72/23,579,911.08 = 4,360,389.36/x
  3. Step 3: Cross multiply
    15,719,940.72x = 23,579,911.08 × 4,360,389.36
  4. Step 4: Simplify right side
    15,719,940.72x = 102,817,593,382,978.11
  5. Step 5: Solve for x
    x = 102,817,593,382,978.11/15,719,940.72
  6. Step 6: Final answer
    x = 6,540,584.04

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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.