Home / 8,611,559.80-12,896,071.09-6,417,869.04

Finding the Fourth Proportional to 8,611,559.80, 12,896,071.09 and 6,417,869.04

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Solution

The fourth proportional to 8,611,559.80, 12,896,071.09 and 6,417,869.04 is: 9,610,952.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,611,559.80 : 12,896,071.09 = 6,417,869.04 : x
  2. Step 2: Convert to fraction form
    8,611,559.80/12,896,071.09 = 6,417,869.04/x
  3. Step 3: Cross multiply
    8,611,559.80x = 12,896,071.09 × 6,417,869.04
  4. Step 4: Simplify right side
    8,611,559.80x = 82,765,295,370,105.39
  5. Step 5: Solve for x
    x = 82,765,295,370,105.39/8,611,559.80
  6. Step 6: Final answer
    x = 9,610,952.87

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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.