Home / 25,686,736.10-35,452,845.53-15,238,551.84

Finding the Fourth Proportional to 25,686,736.10, 35,452,845.53 and 15,238,551.84

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Solution

The fourth proportional to 25,686,736.10, 35,452,845.53 and 15,238,551.84 is: 21,032,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,736.10 : 35,452,845.53 = 15,238,551.84 : x
  2. Step 2: Convert to fraction form
    25,686,736.10/35,452,845.53 = 15,238,551.84/x
  3. Step 3: Cross multiply
    25,686,736.10x = 35,452,845.53 × 15,238,551.84
  4. Step 4: Simplify right side
    25,686,736.10x = 540,250,024,517,831.12
  5. Step 5: Solve for x
    x = 540,250,024,517,831.12/25,686,736.10
  6. Step 6: Final answer
    x = 21,032,256.58

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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.