Home / 8,317,584.20-12,476,376.30-7,341,307.40

Finding the Fourth Proportional to 8,317,584.20, 12,476,376.30 and 7,341,307.40

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Solution

The fourth proportional to 8,317,584.20, 12,476,376.30 and 7,341,307.40 is: 11,011,961.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,584.20 : 12,476,376.30 = 7,341,307.40 : x
  2. Step 2: Convert to fraction form
    8,317,584.20/12,476,376.30 = 7,341,307.40/x
  3. Step 3: Cross multiply
    8,317,584.20x = 12,476,376.30 × 7,341,307.40
  4. Step 4: Simplify right side
    8,317,584.20x = 91,592,913,656,374.62
  5. Step 5: Solve for x
    x = 91,592,913,656,374.62/8,317,584.20
  6. Step 6: Final answer
    x = 11,011,961.10

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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.