Home / 18,739,406.79-25,859,308.37-10,366,277.01

Finding the Fourth Proportional to 18,739,406.79, 25,859,308.37 and 10,366,277.01

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Solution

The fourth proportional to 18,739,406.79, 25,859,308.37 and 10,366,277.01 is: 14,304,868.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,739,406.79 : 25,859,308.37 = 10,366,277.01 : x
  2. Step 2: Convert to fraction form
    18,739,406.79/25,859,308.37 = 10,366,277.01/x
  3. Step 3: Cross multiply
    18,739,406.79x = 25,859,308.37 × 10,366,277.01
  4. Step 4: Simplify right side
    18,739,406.79x = 268,064,753,798,600.16
  5. Step 5: Solve for x
    x = 268,064,753,798,600.16/18,739,406.79
  6. Step 6: Final answer
    x = 14,304,868.71

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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.