Home / 6,785,520.91-9,364,113.75-3,688,043.32

Finding the Fourth Proportional to 6,785,520.91, 9,364,113.75 and 3,688,043.32

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Solution

The fourth proportional to 6,785,520.91, 9,364,113.75 and 3,688,043.32 is: 5,089,551.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785,520.91 : 9,364,113.75 = 3,688,043.32 : x
  2. Step 2: Convert to fraction form
    6,785,520.91/9,364,113.75 = 3,688,043.32/x
  3. Step 3: Cross multiply
    6,785,520.91x = 9,364,113.75 × 3,688,043.32
  4. Step 4: Simplify right side
    6,785,520.91x = 34,535,257,163,407.65
  5. Step 5: Solve for x
    x = 34,535,257,163,407.65/6,785,520.91
  6. Step 6: Final answer
    x = 5,089,551.36

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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.