Home / 7,998,979.61-11,035,450.92-4,645,575.05

Finding the Fourth Proportional to 7,998,979.61, 11,035,450.92 and 4,645,575.05

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Solution

The fourth proportional to 7,998,979.61, 11,035,450.92 and 4,645,575.05 is: 6,409,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998,979.61 : 11,035,450.92 = 4,645,575.05 : x
  2. Step 2: Convert to fraction form
    7,998,979.61/11,035,450.92 = 4,645,575.05/x
  3. Step 3: Cross multiply
    7,998,979.61x = 11,035,450.92 × 4,645,575.05
  4. Step 4: Simplify right side
    7,998,979.61x = 51,266,015,487,040.17
  5. Step 5: Solve for x
    x = 51,266,015,487,040.17/7,998,979.61
  6. Step 6: Final answer
    x = 6,409,069.40

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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.