Home / 6,818,439.30-9,409,301.19-3,720,859.98

Finding the Fourth Proportional to 6,818,439.30, 9,409,301.19 and 3,720,859.98

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Solution

The fourth proportional to 6,818,439.30, 9,409,301.19 and 3,720,859.98 is: 5,134,707.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818,439.30 : 9,409,301.19 = 3,720,859.98 : x
  2. Step 2: Convert to fraction form
    6,818,439.30/9,409,301.19 = 3,720,859.98/x
  3. Step 3: Cross multiply
    6,818,439.30x = 9,409,301.19 × 3,720,859.98
  4. Step 4: Simplify right side
    6,818,439.30x = 35,010,692,237,637.38
  5. Step 5: Solve for x
    x = 35,010,692,237,637.38/6,818,439.30
  6. Step 6: Final answer
    x = 5,134,707.62

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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.