Home / 18,128,377.08-27,192,848.54-10,092,427.38

Finding the Fourth Proportional to 18,128,377.08, 27,192,848.54 and 10,092,427.38

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Solution

The fourth proportional to 18,128,377.08, 27,192,848.54 and 10,092,427.38 is: 15,138,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,128,377.08 : 27,192,848.54 = 10,092,427.38 : x
  2. Step 2: Convert to fraction form
    18,128,377.08/27,192,848.54 = 10,092,427.38/x
  3. Step 3: Cross multiply
    18,128,377.08x = 27,192,848.54 × 10,092,427.38
  4. Step 4: Simplify right side
    18,128,377.08x = 274,441,849,094,826.91
  5. Step 5: Solve for x
    x = 274,441,849,094,826.91/18,128,377.08
  6. Step 6: Final answer
    x = 15,138,798.57

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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.