Home / 20,775,885.95-31,165,395.35-6,201,654.45

Finding the Fourth Proportional to 20,775,885.95, 31,165,395.35 and 6,201,654.45

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Solution

The fourth proportional to 20,775,885.95, 31,165,395.35 and 6,201,654.45 is: 9,302,949.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,775,885.95 : 31,165,395.35 = 6,201,654.45 : x
  2. Step 2: Convert to fraction form
    20,775,885.95/31,165,395.35 = 6,201,654.45/x
  3. Step 3: Cross multiply
    20,775,885.95x = 31,165,395.35 × 6,201,654.45
  4. Step 4: Simplify right side
    20,775,885.95x = 193,277,012,727,328.53
  5. Step 5: Solve for x
    x = 193,277,012,727,328.53/20,775,885.95
  6. Step 6: Final answer
    x = 9,302,949.26

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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.