Home / 6,417,840.74-8,856,632.76-3,517,339.28

Finding the Fourth Proportional to 6,417,840.74, 8,856,632.76 and 3,517,339.28

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Solution

The fourth proportional to 6,417,840.74, 8,856,632.76 and 3,517,339.28 is: 4,853,935.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417,840.74 : 8,856,632.76 = 3,517,339.28 : x
  2. Step 2: Convert to fraction form
    6,417,840.74/8,856,632.76 = 3,517,339.28/x
  3. Step 3: Cross multiply
    6,417,840.74x = 8,856,632.76 × 3,517,339.28
  4. Step 4: Simplify right side
    6,417,840.74x = 31,151,782,295,282.81
  5. Step 5: Solve for x
    x = 31,151,782,295,282.81/6,417,840.74
  6. Step 6: Final answer
    x = 4,853,935.08

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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.