Home / 23,328,086.40-34,992,129.60-13,124,419.20

Finding the Fourth Proportional to 23,328,086.40, 34,992,129.60 and 13,124,419.20

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Solution

The fourth proportional to 23,328,086.40, 34,992,129.60 and 13,124,419.20 is: 19,686,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,086.40 : 34,992,129.60 = 13,124,419.20 : x
  2. Step 2: Convert to fraction form
    23,328,086.40/34,992,129.60 = 13,124,419.20/x
  3. Step 3: Cross multiply
    23,328,086.40x = 34,992,129.60 × 13,124,419.20
  4. Step 4: Simplify right side
    23,328,086.40x = 459,251,377,571,128.31
  5. Step 5: Solve for x
    x = 459,251,377,571,128.31/23,328,086.40
  6. Step 6: Final answer
    x = 19,686,628.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.