Home / 16,862,870-23,273,913.12-9,619,526

Finding the Fourth Proportional to 16,862,870, 23,273,913.12 and 9,619,526

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Solution

The fourth proportional to 16,862,870, 23,273,913.12 and 9,619,526 is: 13,276,744.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862,870 : 23,273,913.12 = 9,619,526 : x
  2. Step 2: Convert to fraction form
    16,862,870/23,273,913.12 = 9,619,526/x
  3. Step 3: Cross multiply
    16,862,870x = 23,273,913.12 × 9,619,526
  4. Step 4: Simplify right side
    16,862,870x = 223,884,012,379,581.12
  5. Step 5: Solve for x
    x = 223,884,012,379,581.12/16,862,870
  6. Step 6: Final answer
    x = 13,276,744.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.