Home / 38,189,974.48-52,706,652.45-21,447,465.50

Finding the Fourth Proportional to 38,189,974.48, 52,706,652.45 and 21,447,465.50

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Solution

The fourth proportional to 38,189,974.48, 52,706,652.45 and 21,447,465.50 is: 29,600,022.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,189,974.48 : 52,706,652.45 = 21,447,465.50 : x
  2. Step 2: Convert to fraction form
    38,189,974.48/52,706,652.45 = 21,447,465.50/x
  3. Step 3: Cross multiply
    38,189,974.48x = 52,706,652.45 × 21,447,465.50
  4. Step 4: Simplify right side
    38,189,974.48x = 1,130,424,110,093,204.25
  5. Step 5: Solve for x
    x = 1,130,424,110,093,204.25/38,189,974.48
  6. Step 6: Final answer
    x = 29,600,022.66

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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.