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Finding the Fourth Proportional to 25,447,568.30, 35,551,012.90 and 25,447,568.30

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Solution

The fourth proportional to 25,447,568.30, 35,551,012.90 and 25,447,568.30 is: 35,551,012.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447,568.30 : 35,551,012.90 = 25,447,568.30 : x
  2. Step 2: Convert to fraction form
    25,447,568.30/35,551,012.90 = 25,447,568.30/x
  3. Step 3: Cross multiply
    25,447,568.30x = 35,551,012.90 × 25,447,568.30
  4. Step 4: Simplify right side
    25,447,568.30x = 904,686,828,906,931
  5. Step 5: Solve for x
    x = 904,686,828,906,931/25,447,568.30
  6. Step 6: Final answer
    x = 35,551,012.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.