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Finding the Fourth Proportional to 25,447,515.30, 35,550,938.70 and 25,447,515.30

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Solution

The fourth proportional to 25,447,515.30, 35,550,938.70 and 25,447,515.30 is: 35,550,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447,515.30 : 35,550,938.70 = 25,447,515.30 : x
  2. Step 2: Convert to fraction form
    25,447,515.30/35,550,938.70 = 25,447,515.30/x
  3. Step 3: Cross multiply
    25,447,515.30x = 35,550,938.70 × 25,447,515.30
  4. Step 4: Simplify right side
    25,447,515.30x = 904,683,056,497,612.25
  5. Step 5: Solve for x
    x = 904,683,056,497,612.25/25,447,515.30
  6. Step 6: Final answer
    x = 35,550,938.70

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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.