Home / 27,427,167.91-37,848,043.40-15,664,108.96

Finding the Fourth Proportional to 27,427,167.91, 37,848,043.40 and 15,664,108.96

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Solution

The fourth proportional to 27,427,167.91, 37,848,043.40 and 15,664,108.96 is: 21,615,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,427,167.91 : 37,848,043.40 = 15,664,108.96 : x
  2. Step 2: Convert to fraction form
    27,427,167.91/37,848,043.40 = 15,664,108.96/x
  3. Step 3: Cross multiply
    27,427,167.91x = 37,848,043.40 × 15,664,108.96
  4. Step 4: Simplify right side
    27,427,167.91x = 592,855,875,709,398.38
  5. Step 5: Solve for x
    x = 592,855,875,709,398.38/27,427,167.91
  6. Step 6: Final answer
    x = 21,615,643.21

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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.