Home / 8,199,732.90-12,304,848.15-4,788,012.90

Finding the Fourth Proportional to 8,199,732.90, 12,304,848.15 and 4,788,012.90

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Solution

The fourth proportional to 8,199,732.90, 12,304,848.15 and 4,788,012.90 is: 7,185,084.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199,732.90 : 12,304,848.15 = 4,788,012.90 : x
  2. Step 2: Convert to fraction form
    8,199,732.90/12,304,848.15 = 4,788,012.90/x
  3. Step 3: Cross multiply
    8,199,732.90x = 12,304,848.15 × 4,788,012.90
  4. Step 4: Simplify right side
    8,199,732.90x = 58,915,771,674,741.14
  5. Step 5: Solve for x
    x = 58,915,771,674,741.14/8,199,732.90
  6. Step 6: Final answer
    x = 7,185,084.25

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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.