Home / 19,216,574.10-28,789,869.15-9,096,887.70

Finding the Fourth Proportional to 19,216,574.10, 28,789,869.15 and 9,096,887.70

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Solution

The fourth proportional to 19,216,574.10, 28,789,869.15 and 9,096,887.70 is: 13,628,766.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216,574.10 : 28,789,869.15 = 9,096,887.70 : x
  2. Step 2: Convert to fraction form
    19,216,574.10/28,789,869.15 = 9,096,887.70/x
  3. Step 3: Cross multiply
    19,216,574.10x = 28,789,869.15 × 9,096,887.70
  4. Step 4: Simplify right side
    19,216,574.10x = 261,898,206,555,244.41
  5. Step 5: Solve for x
    x = 261,898,206,555,244.41/19,216,574.10
  6. Step 6: Final answer
    x = 13,628,766.77

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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.