Home / 25,686,755.23-35,452,871.96-15,238,570.94

Finding the Fourth Proportional to 25,686,755.23, 35,452,871.96 and 15,238,570.94

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Solution

The fourth proportional to 25,686,755.23, 35,452,871.96 and 15,238,570.94 is: 21,032,282.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,755.23 : 35,452,871.96 = 15,238,570.94 : x
  2. Step 2: Convert to fraction form
    25,686,755.23/35,452,871.96 = 15,238,570.94/x
  3. Step 3: Cross multiply
    25,686,755.23x = 35,452,871.96 × 15,238,570.94
  4. Step 4: Simplify right side
    25,686,755.23x = 540,251,104,389,196.81
  5. Step 5: Solve for x
    x = 540,251,104,389,196.81/25,686,755.23
  6. Step 6: Final answer
    x = 21,032,282.96

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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.