Home / 29,186,684.90-40,276,369.39-15,955,610.04

Finding the Fourth Proportional to 29,186,684.90, 40,276,369.39 and 15,955,610.04

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Solution

The fourth proportional to 29,186,684.90, 40,276,369.39 and 15,955,610.04 is: 22,018,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,186,684.90 : 40,276,369.39 = 15,955,610.04 : x
  2. Step 2: Convert to fraction form
    29,186,684.90/40,276,369.39 = 15,955,610.04/x
  3. Step 3: Cross multiply
    29,186,684.90x = 40,276,369.39 × 15,955,610.04
  4. Step 4: Simplify right side
    29,186,684.90x = 642,634,043,813,832.62
  5. Step 5: Solve for x
    x = 642,634,043,813,832.62/29,186,684.90
  6. Step 6: Final answer
    x = 22,018,055.36

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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.