Home / 6,908,281.40-10,362,324.90-3,121,758.20

Finding the Fourth Proportional to 6,908,281.40, 10,362,324.90 and 3,121,758.20

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Solution

The fourth proportional to 6,908,281.40, 10,362,324.90 and 3,121,758.20 is: 4,682,593.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,281.40 : 10,362,324.90 = 3,121,758.20 : x
  2. Step 2: Convert to fraction form
    6,908,281.40/10,362,324.90 = 3,121,758.20/x
  3. Step 3: Cross multiply
    6,908,281.40x = 10,362,324.90 × 3,121,758.20
  4. Step 4: Simplify right side
    6,908,281.40x = 32,348,672,727,639.18
  5. Step 5: Solve for x
    x = 32,348,672,727,639.18/6,908,281.40
  6. Step 6: Final answer
    x = 4,682,593.38

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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.