Home / 10,430,058.30-15,645,087.45-10,052,144.70

Finding the Fourth Proportional to 10,430,058.30, 15,645,087.45 and 10,052,144.70

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Solution

The fourth proportional to 10,430,058.30, 15,645,087.45 and 10,052,144.70 is: 15,078,217.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430,058.30 : 15,645,087.45 = 10,052,144.70 : x
  2. Step 2: Convert to fraction form
    10,430,058.30/15,645,087.45 = 10,052,144.70/x
  3. Step 3: Cross multiply
    10,430,058.30x = 15,645,087.45 × 10,052,144.70
  4. Step 4: Simplify right side
    10,430,058.30x = 157,266,682,891,554
  5. Step 5: Solve for x
    x = 157,266,682,891,554/10,430,058.30
  6. Step 6: Final answer
    x = 15,078,217.05

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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.