Home / 6,387,091.84-8,812,870.50-3,670,312.96

Finding the Fourth Proportional to 6,387,091.84, 8,812,870.50 and 3,670,312.96

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Solution

The fourth proportional to 6,387,091.84, 8,812,870.50 and 3,670,312.96 is: 5,064,275.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,091.84 : 8,812,870.50 = 3,670,312.96 : x
  2. Step 2: Convert to fraction form
    6,387,091.84/8,812,870.50 = 3,670,312.96/x
  3. Step 3: Cross multiply
    6,387,091.84x = 8,812,870.50 × 3,670,312.96
  4. Step 4: Simplify right side
    6,387,091.84x = 32,345,992,810,951.68
  5. Step 5: Solve for x
    x = 32,345,992,810,951.68/6,387,091.84
  6. Step 6: Final answer
    x = 5,064,275.51

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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.