Home / 34,919,146.16-48,188,435.72-20,243,321

Finding the Fourth Proportional to 34,919,146.16, 48,188,435.72 and 20,243,321

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Solution

The fourth proportional to 34,919,146.16, 48,188,435.72 and 20,243,321 is: 27,935,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,919,146.16 : 48,188,435.72 = 20,243,321 : x
  2. Step 2: Convert to fraction form
    34,919,146.16/48,188,435.72 = 20,243,321/x
  3. Step 3: Cross multiply
    34,919,146.16x = 48,188,435.72 × 20,243,321
  4. Step 4: Simplify right side
    34,919,146.16x = 975,493,972,767,826.12
  5. Step 5: Solve for x
    x = 975,493,972,767,826.12/34,919,146.16
  6. Step 6: Final answer
    x = 27,935,791.11

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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.