Home / 5,115,259.14-7,059,058.20-2,823,420.42

Finding the Fourth Proportional to 5,115,259.14, 7,059,058.20 and 2,823,420.42

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Solution

The fourth proportional to 5,115,259.14, 7,059,058.20 and 2,823,420.42 is: 3,896,320.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,259.14 : 7,059,058.20 = 2,823,420.42 : x
  2. Step 2: Convert to fraction form
    5,115,259.14/7,059,058.20 = 2,823,420.42/x
  3. Step 3: Cross multiply
    5,115,259.14x = 7,059,058.20 × 2,823,420.42
  4. Step 4: Simplify right side
    5,115,259.14x = 19,930,689,067,848.45
  5. Step 5: Solve for x
    x = 19,930,689,067,848.45/5,115,259.14
  6. Step 6: Final answer
    x = 3,896,320.50

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1.5x scale

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.