Home / 19,735,086.78-29,604,660.23-7,449,398.55

Finding the Fourth Proportional to 19,735,086.78, 29,604,660.23 and 7,449,398.55

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Solution

The fourth proportional to 19,735,086.78, 29,604,660.23 and 7,449,398.55 is: 11,174,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,735,086.78 : 29,604,660.23 = 7,449,398.55 : x
  2. Step 2: Convert to fraction form
    19,735,086.78/29,604,660.23 = 7,449,398.55/x
  3. Step 3: Cross multiply
    19,735,086.78x = 29,604,660.23 × 7,449,398.55
  4. Step 4: Simplify right side
    19,735,086.78x = 220,536,913,009,228.16
  5. Step 5: Solve for x
    x = 220,536,913,009,228.16/19,735,086.78
  6. Step 6: Final answer
    x = 11,174,864.11

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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.