Home / 28,203,019.24-42,305,531.64-9,031,285.30

Finding the Fourth Proportional to 28,203,019.24, 42,305,531.64 and 9,031,285.30

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Solution

The fourth proportional to 28,203,019.24, 42,305,531.64 and 9,031,285.30 is: 13,547,249.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,203,019.24 : 42,305,531.64 = 9,031,285.30 : x
  2. Step 2: Convert to fraction form
    28,203,019.24/42,305,531.64 = 9,031,285.30/x
  3. Step 3: Cross multiply
    28,203,019.24x = 42,305,531.64 × 9,031,285.30
  4. Step 4: Simplify right side
    28,203,019.24x = 382,073,326,009,016.94
  5. Step 5: Solve for x
    x = 382,073,326,009,016.94/28,203,019.24
  6. Step 6: Final answer
    x = 13,547,249.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.