Home / 31,181,510.20-46,719,121.20-26,611,117.60

Finding the Fourth Proportional to 31,181,510.20, 46,719,121.20 and 26,611,117.60

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Solution

The fourth proportional to 31,181,510.20, 46,719,121.20 and 26,611,117.60 is: 39,871,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,181,510.20 : 46,719,121.20 = 26,611,117.60 : x
  2. Step 2: Convert to fraction form
    31,181,510.20/46,719,121.20 = 26,611,117.60/x
  3. Step 3: Cross multiply
    31,181,510.20x = 46,719,121.20 × 26,611,117.60
  4. Step 4: Simplify right side
    31,181,510.20x = 1,243,248,028,421,853.25
  5. Step 5: Solve for x
    x = 1,243,248,028,421,853.25/31,181,510.20
  6. Step 6: Final answer
    x = 39,871,321.83

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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.