Home / 9,205,561.88-13,808,896.55-2,815,869.59

Finding the Fourth Proportional to 9,205,561.88, 13,808,896.55 and 2,815,869.59

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Solution

The fourth proportional to 9,205,561.88, 13,808,896.55 and 2,815,869.59 is: 4,223,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,561.88 : 13,808,896.55 = 2,815,869.59 : x
  2. Step 2: Convert to fraction form
    9,205,561.88/13,808,896.55 = 2,815,869.59/x
  3. Step 3: Cross multiply
    9,205,561.88x = 13,808,896.55 × 2,815,869.59
  4. Step 4: Simplify right side
    9,205,561.88x = 38,884,051,783,477.09
  5. Step 5: Solve for x
    x = 38,884,051,783,477.09/9,205,561.88
  6. Step 6: Final answer
    x = 4,223,973.76

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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.