Home / 13,864,654.37-19,126,775.51-8,971,456.01

Finding the Fourth Proportional to 13,864,654.37, 19,126,775.51 and 8,971,456.01

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Solution

The fourth proportional to 13,864,654.37, 19,126,775.51 and 8,971,456.01 is: 12,376,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,654.37 : 19,126,775.51 = 8,971,456.01 : x
  2. Step 2: Convert to fraction form
    13,864,654.37/19,126,775.51 = 8,971,456.01/x
  3. Step 3: Cross multiply
    13,864,654.37x = 19,126,775.51 × 8,971,456.01
  4. Step 4: Simplify right side
    13,864,654.37x = 171,595,025,101,110.31
  5. Step 5: Solve for x
    x = 171,595,025,101,110.31/13,864,654.37
  6. Step 6: Final answer
    x = 12,376,437.28

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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.