Home / 56,158,325.28-84,242,628.72-15,768,537.12

Finding the Fourth Proportional to 56,158,325.28, 84,242,628.72 and 15,768,537.12

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Solution

The fourth proportional to 56,158,325.28, 84,242,628.72 and 15,768,537.12 is: 23,654,249.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,158,325.28 : 84,242,628.72 = 15,768,537.12 : x
  2. Step 2: Convert to fraction form
    56,158,325.28/84,242,628.72 = 15,768,537.12/x
  3. Step 3: Cross multiply
    56,158,325.28x = 84,242,628.72 × 15,768,537.12
  4. Step 4: Simplify right side
    56,158,325.28x = 1,328,383,018,057,698
  5. Step 5: Solve for x
    x = 1,328,383,018,057,698/56,158,325.28
  6. Step 6: Final answer
    x = 23,654,249.15

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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.