Home / 6,123,402.20-8,450,287.16-3,799,430.40

Finding the Fourth Proportional to 6,123,402.20, 8,450,287.16 and 3,799,430.40

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Solution

The fourth proportional to 6,123,402.20, 8,450,287.16 and 3,799,430.40 is: 5,243,209.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123,402.20 : 8,450,287.16 = 3,799,430.40 : x
  2. Step 2: Convert to fraction form
    6,123,402.20/8,450,287.16 = 3,799,430.40/x
  3. Step 3: Cross multiply
    6,123,402.20x = 8,450,287.16 × 3,799,430.40
  4. Step 4: Simplify right side
    6,123,402.20x = 32,106,277,924,433.66
  5. Step 5: Solve for x
    x = 32,106,277,924,433.66/6,123,402.20
  6. Step 6: Final answer
    x = 5,243,209.07

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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.