Home / 6,328,831.32-8,733,829.15-3,428,222.19

Finding the Fourth Proportional to 6,328,831.32, 8,733,829.15 and 3,428,222.19

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Solution

The fourth proportional to 6,328,831.32, 8,733,829.15 and 3,428,222.19 is: 4,730,969.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,831.32 : 8,733,829.15 = 3,428,222.19 : x
  2. Step 2: Convert to fraction form
    6,328,831.32/8,733,829.15 = 3,428,222.19/x
  3. Step 3: Cross multiply
    6,328,831.32x = 8,733,829.15 × 3,428,222.19
  4. Step 4: Simplify right side
    6,328,831.32x = 29,941,506,895,698.84
  5. Step 5: Solve for x
    x = 29,941,506,895,698.84/6,328,831.32
  6. Step 6: Final answer
    x = 4,730,969.33

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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.