Home / 38,280,255-57,444,285.78-25,509,720.12

Finding the Fourth Proportional to 38,280,255, 57,444,285.78 and 25,509,720.12

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Solution

The fourth proportional to 38,280,255, 57,444,285.78 and 25,509,720.12 is: 38,280,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,280,255 : 57,444,285.78 = 25,509,720.12 : x
  2. Step 2: Convert to fraction form
    38,280,255/57,444,285.78 = 25,509,720.12/x
  3. Step 3: Cross multiply
    38,280,255x = 57,444,285.78 × 25,509,720.12
  4. Step 4: Simplify right side
    38,280,255x = 1,465,387,652,741,096
  5. Step 5: Solve for x
    x = 1,465,387,652,741,096/38,280,255
  6. Step 6: Final answer
    x = 38,280,509.17

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1.5x scale

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.