Home / 92,906,307.21-139,350,455.82-28,210,680.96

Finding the Fourth Proportional to 92,906,307.21, 139,350,455.82 and 28,210,680.96

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Solution

The fourth proportional to 92,906,307.21, 139,350,455.82 and 28,210,680.96 is: 42,313,287.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,906,307.21 : 139,350,455.82 = 28,210,680.96 : x
  2. Step 2: Convert to fraction form
    92,906,307.21/139,350,455.82 = 28,210,680.96/x
  3. Step 3: Cross multiply
    92,906,307.21x = 139,350,455.82 × 28,210,680.96
  4. Step 4: Simplify right side
    92,906,307.21x = 3,931,171,250,768,595
  5. Step 5: Solve for x
    x = 3,931,171,250,768,595/92,906,307.21
  6. Step 6: Final answer
    x = 42,313,287.10

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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.