Home / 7,381,205.70-11,071,808.55-4,345,455.30

Finding the Fourth Proportional to 7,381,205.70, 11,071,808.55 and 4,345,455.30

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Solution

The fourth proportional to 7,381,205.70, 11,071,808.55 and 4,345,455.30 is: 6,518,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,205.70 : 11,071,808.55 = 4,345,455.30 : x
  2. Step 2: Convert to fraction form
    7,381,205.70/11,071,808.55 = 4,345,455.30/x
  3. Step 3: Cross multiply
    7,381,205.70x = 11,071,808.55 × 4,345,455.30
  4. Step 4: Simplify right side
    7,381,205.70x = 48,112,049,144,182.81
  5. Step 5: Solve for x
    x = 48,112,049,144,182.81/7,381,205.70
  6. Step 6: Final answer
    x = 6,518,182.95

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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.