Home / 13,870,775.04-20,814,382.14-7,727,898.33

Finding the Fourth Proportional to 13,870,775.04, 20,814,382.14 and 7,727,898.33

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Solution

The fourth proportional to 13,870,775.04, 20,814,382.14 and 7,727,898.33 is: 11,596,426.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,870,775.04 : 20,814,382.14 = 7,727,898.33 : x
  2. Step 2: Convert to fraction form
    13,870,775.04/20,814,382.14 = 7,727,898.33/x
  3. Step 3: Cross multiply
    13,870,775.04x = 20,814,382.14 × 7,727,898.33
  4. Step 4: Simplify right side
    13,870,775.04x = 160,851,428,979,687.84
  5. Step 5: Solve for x
    x = 160,851,428,979,687.84/13,870,775.04
  6. Step 6: Final answer
    x = 11,596,426.91

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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.