Home / 7,318,064.15-10,976,099.74-1,926,263.06

Finding the Fourth Proportional to 7,318,064.15, 10,976,099.74 and 1,926,263.06

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Solution

The fourth proportional to 7,318,064.15, 10,976,099.74 and 1,926,263.06 is: 2,889,132.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,318,064.15 : 10,976,099.74 = 1,926,263.06 : x
  2. Step 2: Convert to fraction form
    7,318,064.15/10,976,099.74 = 1,926,263.06/x
  3. Step 3: Cross multiply
    7,318,064.15x = 10,976,099.74 × 1,926,263.06
  4. Step 4: Simplify right side
    7,318,064.15x = 21,142,855,472,037.61
  5. Step 5: Solve for x
    x = 21,142,855,472,037.61/7,318,064.15
  6. Step 6: Final answer
    x = 2,889,132.29

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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.