Home / 6,908,531.40-10,362,699.90-3,122,008.20

Finding the Fourth Proportional to 6,908,531.40, 10,362,699.90 and 3,122,008.20

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Solution

The fourth proportional to 6,908,531.40, 10,362,699.90 and 3,122,008.20 is: 4,682,968.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908,531.40 : 10,362,699.90 = 3,122,008.20 : x
  2. Step 2: Convert to fraction form
    6,908,531.40/10,362,699.90 = 3,122,008.20/x
  3. Step 3: Cross multiply
    6,908,531.40x = 10,362,699.90 × 3,122,008.20
  4. Step 4: Simplify right side
    6,908,531.40x = 32,352,434,061,939.18
  5. Step 5: Solve for x
    x = 32,352,434,061,939.18/6,908,531.40
  6. Step 6: Final answer
    x = 4,682,968.37

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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.