Home / 35,405,066.52-48,846,031.02-21,456,359.28

Finding the Fourth Proportional to 35,405,066.52, 48,846,031.02 and 21,456,359.28

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Solution

The fourth proportional to 35,405,066.52, 48,846,031.02 and 21,456,359.28 is: 29,601,921.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,405,066.52 : 48,846,031.02 = 21,456,359.28 : x
  2. Step 2: Convert to fraction form
    35,405,066.52/48,846,031.02 = 21,456,359.28/x
  3. Step 3: Cross multiply
    35,405,066.52x = 48,846,031.02 × 21,456,359.28
  4. Step 4: Simplify right side
    35,405,066.52x = 1,048,057,990,967,145
  5. Step 5: Solve for x
    x = 1,048,057,990,967,145/35,405,066.52
  6. Step 6: Final answer
    x = 29,601,921.25

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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.