Home / 22,570,012.96-31,156,152.62-15,237,777.73

Finding the Fourth Proportional to 22,570,012.96, 31,156,152.62 and 15,237,777.73

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Solution

The fourth proportional to 22,570,012.96, 31,156,152.62 and 15,237,777.73 is: 21,034,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,570,012.96 : 31,156,152.62 = 15,237,777.73 : x
  2. Step 2: Convert to fraction form
    22,570,012.96/31,156,152.62 = 15,237,777.73/x
  3. Step 3: Cross multiply
    22,570,012.96x = 31,156,152.62 × 15,237,777.73
  4. Step 4: Simplify right side
    22,570,012.96x = 474,750,528,545,517.19
  5. Step 5: Solve for x
    x = 474,750,528,545,517.19/22,570,012.96
  6. Step 6: Final answer
    x = 21,034,570.49

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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.