Home / 5,423,593.20-8,138,615.40-2,058,140.40

Finding the Fourth Proportional to 5,423,593.20, 8,138,615.40 and 2,058,140.40

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Solution

The fourth proportional to 5,423,593.20, 8,138,615.40 and 2,058,140.40 is: 3,088,434.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423,593.20 : 8,138,615.40 = 2,058,140.40 : x
  2. Step 2: Convert to fraction form
    5,423,593.20/8,138,615.40 = 2,058,140.40/x
  3. Step 3: Cross multiply
    5,423,593.20x = 8,138,615.40 × 2,058,140.40
  4. Step 4: Simplify right side
    5,423,593.20x = 16,750,413,154,802.16
  5. Step 5: Solve for x
    x = 16,750,413,154,802.16/5,423,593.20
  6. Step 6: Final answer
    x = 3,088,434.65

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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.