Home / 20,225,965.56-30,339,513.61-6,579,112.01

Finding the Fourth Proportional to 20,225,965.56, 30,339,513.61 and 6,579,112.01

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Solution

The fourth proportional to 20,225,965.56, 30,339,513.61 and 6,579,112.01 is: 9,868,851.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,225,965.56 : 30,339,513.61 = 6,579,112.01 : x
  2. Step 2: Convert to fraction form
    20,225,965.56/30,339,513.61 = 6,579,112.01/x
  3. Step 3: Cross multiply
    20,225,965.56x = 30,339,513.61 × 6,579,112.01
  4. Step 4: Simplify right side
    20,225,965.56x = 199,607,058,210,220.91
  5. Step 5: Solve for x
    x = 199,607,058,210,220.91/20,225,965.56
  6. Step 6: Final answer
    x = 9,868,851.88

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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.