Home / 34,114,150.64-47,072,979.96-21,907,541.36

Finding the Fourth Proportional to 34,114,150.64, 47,072,979.96 and 21,907,541.36

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Solution

The fourth proportional to 34,114,150.64, 47,072,979.96 and 21,907,541.36 is: 30,229,486.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,114,150.64 : 47,072,979.96 = 21,907,541.36 : x
  2. Step 2: Convert to fraction form
    34,114,150.64/47,072,979.96 = 21,907,541.36/x
  3. Step 3: Cross multiply
    34,114,150.64x = 47,072,979.96 × 21,907,541.36
  4. Step 4: Simplify right side
    34,114,150.64x = 1,031,253,255,412,151.12
  5. Step 5: Solve for x
    x = 1,031,253,255,412,151.12/34,114,150.64
  6. Step 6: Final answer
    x = 30,229,486.48

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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.