Home / 6,920,521.74-10,374,871.23-4,892,385.42

Finding the Fourth Proportional to 6,920,521.74, 10,374,871.23 and 4,892,385.42

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Solution

The fourth proportional to 6,920,521.74, 10,374,871.23 and 4,892,385.42 is: 7,334,399.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,521.74 : 10,374,871.23 = 4,892,385.42 : x
  2. Step 2: Convert to fraction form
    6,920,521.74/10,374,871.23 = 4,892,385.42/x
  3. Step 3: Cross multiply
    6,920,521.74x = 10,374,871.23 × 4,892,385.42
  4. Step 4: Simplify right side
    6,920,521.74x = 50,757,868,740,029.47
  5. Step 5: Solve for x
    x = 50,757,868,740,029.47/6,920,521.74
  6. Step 6: Final answer
    x = 7,334,399.15

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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.