Home / 21,885,579.17-32,829,037.56-7,508,445.29

Finding the Fourth Proportional to 21,885,579.17, 32,829,037.56 and 7,508,445.29

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Solution

The fourth proportional to 21,885,579.17, 32,829,037.56 and 7,508,445.29 is: 11,262,897.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,885,579.17 : 32,829,037.56 = 7,508,445.29 : x
  2. Step 2: Convert to fraction form
    21,885,579.17/32,829,037.56 = 7,508,445.29/x
  3. Step 3: Cross multiply
    21,885,579.17x = 32,829,037.56 × 7,508,445.29
  4. Step 4: Simplify right side
    21,885,579.17x = 246,495,032,278,469.91
  5. Step 5: Solve for x
    x = 246,495,032,278,469.91/21,885,579.17
  6. Step 6: Final answer
    x = 11,262,897.38

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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.