Home / 11,178,169.52-15,425,959.16-6,216,680.28

Finding the Fourth Proportional to 11,178,169.52, 15,425,959.16 and 6,216,680.28

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Solution

The fourth proportional to 11,178,169.52, 15,425,959.16 and 6,216,680.28 is: 8,579,066.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,169.52 : 15,425,959.16 = 6,216,680.28 : x
  2. Step 2: Convert to fraction form
    11,178,169.52/15,425,959.16 = 6,216,680.28/x
  3. Step 3: Cross multiply
    11,178,169.52x = 15,425,959.16 × 6,216,680.28
  4. Step 4: Simplify right side
    11,178,169.52x = 95,898,256,110,057.38
  5. Step 5: Solve for x
    x = 95,898,256,110,057.38/11,178,169.52
  6. Step 6: Final answer
    x = 8,579,066.18

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1.5x scale

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.