Home / 28,165,671.24-38,887,606.55-17,585,186.94

Finding the Fourth Proportional to 28,165,671.24, 38,887,606.55 and 17,585,186.94

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Solution

The fourth proportional to 28,165,671.24, 38,887,606.55 and 17,585,186.94 is: 24,279,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,165,671.24 : 38,887,606.55 = 17,585,186.94 : x
  2. Step 2: Convert to fraction form
    28,165,671.24/38,887,606.55 = 17,585,186.94/x
  3. Step 3: Cross multiply
    28,165,671.24x = 38,887,606.55 × 17,585,186.94
  4. Step 4: Simplify right side
    28,165,671.24x = 683,845,830,729,053
  5. Step 5: Solve for x
    x = 683,845,830,729,053/28,165,671.24
  6. Step 6: Final answer
    x = 24,279,408.26

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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.