Home / 25,908,639.90-35,741,009.07-15,447,278.22

Finding the Fourth Proportional to 25,908,639.90, 35,741,009.07 and 15,447,278.22

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Solution

The fourth proportional to 25,908,639.90, 35,741,009.07 and 15,447,278.22 is: 21,309,544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908,639.90 : 35,741,009.07 = 15,447,278.22 : x
  2. Step 2: Convert to fraction form
    25,908,639.90/35,741,009.07 = 15,447,278.22/x
  3. Step 3: Cross multiply
    25,908,639.90x = 35,741,009.07 × 15,447,278.22
  4. Step 4: Simplify right side
    25,908,639.90x = 552,101,310,967,833.50
  5. Step 5: Solve for x
    x = 552,101,310,967,833.50/25,908,639.90
  6. Step 6: Final answer
    x = 21,309,544.35

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Double scale
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1.5x scale

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.