Home / 22,016,072.57-30,378,534.37-12,724,507.26

Finding the Fourth Proportional to 22,016,072.57, 30,378,534.37 and 12,724,507.26

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Solution

The fourth proportional to 22,016,072.57, 30,378,534.37 and 12,724,507.26 is: 17,557,712.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,072.57 : 30,378,534.37 = 12,724,507.26 : x
  2. Step 2: Convert to fraction form
    22,016,072.57/30,378,534.37 = 12,724,507.26/x
  3. Step 3: Cross multiply
    22,016,072.57x = 30,378,534.37 × 12,724,507.26
  4. Step 4: Simplify right side
    22,016,072.57x = 386,551,881,139,224.56
  5. Step 5: Solve for x
    x = 386,551,881,139,224.56/22,016,072.57
  6. Step 6: Final answer
    x = 17,557,712.89

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1.5x scale

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.