Home / 29,713,695.05-40,967,195.21-21,236,951.60

Finding the Fourth Proportional to 29,713,695.05, 40,967,195.21 and 21,236,951.60

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Solution

The fourth proportional to 29,713,695.05, 40,967,195.21 and 21,236,951.60 is: 29,280,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,713,695.05 : 40,967,195.21 = 21,236,951.60 : x
  2. Step 2: Convert to fraction form
    29,713,695.05/40,967,195.21 = 21,236,951.60/x
  3. Step 3: Cross multiply
    29,713,695.05x = 40,967,195.21 × 21,236,951.60
  4. Step 4: Simplify right side
    29,713,695.05x = 870,018,342,018,032.12
  5. Step 5: Solve for x
    x = 870,018,342,018,032.12/29,713,695.05
  6. Step 6: Final answer
    x = 29,280,045.47

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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.