Home / 8,559,078.84-11,804,641.62-7,524,374.21

Finding the Fourth Proportional to 8,559,078.84, 11,804,641.62 and 7,524,374.21

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Solution

The fourth proportional to 8,559,078.84, 11,804,641.62 and 7,524,374.21 is: 10,377,581.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559,078.84 : 11,804,641.62 = 7,524,374.21 : x
  2. Step 2: Convert to fraction form
    8,559,078.84/11,804,641.62 = 7,524,374.21/x
  3. Step 3: Cross multiply
    8,559,078.84x = 11,804,641.62 × 7,524,374.21
  4. Step 4: Simplify right side
    8,559,078.84x = 88,822,540,920,848.42
  5. Step 5: Solve for x
    x = 88,822,540,920,848.42/8,559,078.84
  6. Step 6: Final answer
    x = 10,377,581.81

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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.