Home / 13,869,060.80-19,140,920.53-8,068,087.04

Finding the Fourth Proportional to 13,869,060.80, 19,140,920.53 and 8,068,087.04

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Solution

The fourth proportional to 13,869,060.80, 19,140,920.53 and 8,068,087.04 is: 11,134,900.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,869,060.80 : 19,140,920.53 = 8,068,087.04 : x
  2. Step 2: Convert to fraction form
    13,869,060.80/19,140,920.53 = 8,068,087.04/x
  3. Step 3: Cross multiply
    13,869,060.80x = 19,140,920.53 × 8,068,087.04
  4. Step 4: Simplify right side
    13,869,060.80x = 154,430,612,745,888.12
  5. Step 5: Solve for x
    x = 154,430,612,745,888.12/13,869,060.80
  6. Step 6: Final answer
    x = 11,134,900.56

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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.