Home / 74,197,103.24-111,296,602.02-19,609,217.18

Finding the Fourth Proportional to 74,197,103.24, 111,296,602.02 and 19,609,217.18

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Solution

The fourth proportional to 74,197,103.24, 111,296,602.02 and 19,609,217.18 is: 29,414,076.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,197,103.24 : 111,296,602.02 = 19,609,217.18 : x
  2. Step 2: Convert to fraction form
    74,197,103.24/111,296,602.02 = 19,609,217.18/x
  3. Step 3: Cross multiply
    74,197,103.24x = 111,296,602.02 × 19,609,217.18
  4. Step 4: Simplify right side
    74,197,103.24x = 2,182,439,240,966,664
  5. Step 5: Solve for x
    x = 2,182,439,240,966,664/74,197,103.24
  6. Step 6: Final answer
    x = 29,414,076.10

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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.