Home / 64,656,648.40-96,984,972.60-16,787,592.40

Finding the Fourth Proportional to 64,656,648.40, 96,984,972.60 and 16,787,592.40

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Solution

The fourth proportional to 64,656,648.40, 96,984,972.60 and 16,787,592.40 is: 25,181,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,656,648.40 : 96,984,972.60 = 16,787,592.40 : x
  2. Step 2: Convert to fraction form
    64,656,648.40/96,984,972.60 = 16,787,592.40/x
  3. Step 3: Cross multiply
    64,656,648.40x = 96,984,972.60 × 16,787,592.40
  4. Step 4: Simplify right side
    64,656,648.40x = 1,628,144,188,933,968
  5. Step 5: Solve for x
    x = 1,628,144,188,933,968/64,656,648.40
  6. Step 6: Final answer
    x = 25,181,388.60

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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.