Home / 5,574,986.30-8,356,831.05-3,778,049.90

Finding the Fourth Proportional to 5,574,986.30, 8,356,831.05 and 3,778,049.90

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Solution

The fourth proportional to 5,574,986.30, 8,356,831.05 and 3,778,049.90 is: 5,663,247.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574,986.30 : 8,356,831.05 = 3,778,049.90 : x
  2. Step 2: Convert to fraction form
    5,574,986.30/8,356,831.05 = 3,778,049.90/x
  3. Step 3: Cross multiply
    5,574,986.30x = 8,356,831.05 × 3,778,049.90
  4. Step 4: Simplify right side
    5,574,986.30x = 31,572,524,712,769.39
  5. Step 5: Solve for x
    x = 31,572,524,712,769.39/5,574,986.30
  6. Step 6: Final answer
    x = 5,663,247.05

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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.