Home / 7,000,871.20-10,501,306.80-1,682,087.20

Finding the Fourth Proportional to 7,000,871.20, 10,501,306.80 and 1,682,087.20

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Solution

The fourth proportional to 7,000,871.20, 10,501,306.80 and 1,682,087.20 is: 2,523,130.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,871.20 : 10,501,306.80 = 1,682,087.20 : x
  2. Step 2: Convert to fraction form
    7,000,871.20/10,501,306.80 = 1,682,087.20/x
  3. Step 3: Cross multiply
    7,000,871.20x = 10,501,306.80 × 1,682,087.20
  4. Step 4: Simplify right side
    7,000,871.20x = 17,664,113,751,552.96
  5. Step 5: Solve for x
    x = 17,664,113,751,552.96/7,000,871.20
  6. Step 6: Final answer
    x = 2,523,130.80

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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.