Home / 7,163,999.90-10,745,999.85-5,746,823.90

Finding the Fourth Proportional to 7,163,999.90, 10,745,999.85 and 5,746,823.90

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Solution

The fourth proportional to 7,163,999.90, 10,745,999.85 and 5,746,823.90 is: 8,620,235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163,999.90 : 10,745,999.85 = 5,746,823.90 : x
  2. Step 2: Convert to fraction form
    7,163,999.90/10,745,999.85 = 5,746,823.90/x
  3. Step 3: Cross multiply
    7,163,999.90x = 10,745,999.85 × 5,746,823.90
  4. Step 4: Simplify right side
    7,163,999.90x = 61,755,368,767,376.41
  5. Step 5: Solve for x
    x = 61,755,368,767,376.41/7,163,999.90
  6. Step 6: Final answer
    x = 8,620,235.85

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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.