Home / 28,203,042.24-42,305,566.14-9,031,308.30

Finding the Fourth Proportional to 28,203,042.24, 42,305,566.14 and 9,031,308.30

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Solution

The fourth proportional to 28,203,042.24, 42,305,566.14 and 9,031,308.30 is: 13,547,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,203,042.24 : 42,305,566.14 = 9,031,308.30 : x
  2. Step 2: Convert to fraction form
    28,203,042.24/42,305,566.14 = 9,031,308.30/x
  3. Step 3: Cross multiply
    28,203,042.24x = 42,305,566.14 × 9,031,308.30
  4. Step 4: Simplify right side
    28,203,042.24x = 382,074,610,616,381
  5. Step 5: Solve for x
    x = 382,074,610,616,381/28,203,042.24
  6. Step 6: Final answer
    x = 13,547,283.56

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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.