Home / 15,672,206.43-23,497,577.37-7,980,963.01

Finding the Fourth Proportional to 15,672,206.43, 23,497,577.37 and 7,980,963.01

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Solution

The fourth proportional to 15,672,206.43, 23,497,577.37 and 7,980,963.01 is: 11,965,979.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,206.43 : 23,497,577.37 = 7,980,963.01 : x
  2. Step 2: Convert to fraction form
    15,672,206.43/23,497,577.37 = 7,980,963.01/x
  3. Step 3: Cross multiply
    15,672,206.43x = 23,497,577.37 × 7,980,963.01
  4. Step 4: Simplify right side
    15,672,206.43x = 187,533,295,755,839.16
  5. Step 5: Solve for x
    x = 187,533,295,755,839.16/15,672,206.43
  6. Step 6: Final answer
    x = 11,965,979.17

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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.