Home / 21,182,002.36-29,196,230.38-14,979,048.28

Finding the Fourth Proportional to 21,182,002.36, 29,196,230.38 and 14,979,048.28

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Solution

The fourth proportional to 21,182,002.36, 29,196,230.38 and 14,979,048.28 is: 20,646,383.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,182,002.36 : 29,196,230.38 = 14,979,048.28 : x
  2. Step 2: Convert to fraction form
    21,182,002.36/29,196,230.38 = 14,979,048.28/x
  3. Step 3: Cross multiply
    21,182,002.36x = 29,196,230.38 × 14,979,048.28
  4. Step 4: Simplify right side
    21,182,002.36x = 437,331,744,456,022.69
  5. Step 5: Solve for x
    x = 437,331,744,456,022.69/21,182,002.36
  6. Step 6: Final answer
    x = 20,646,383.52

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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.