Home / 89,794,730.45-134,696,904.35-28,379,216.03

Finding the Fourth Proportional to 89,794,730.45, 134,696,904.35 and 28,379,216.03

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Solution

The fourth proportional to 89,794,730.45, 134,696,904.35 and 28,379,216.03 is: 42,570,343.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,794,730.45 : 134,696,904.35 = 28,379,216.03 : x
  2. Step 2: Convert to fraction form
    89,794,730.45/134,696,904.35 = 28,379,216.03/x
  3. Step 3: Cross multiply
    89,794,730.45x = 134,696,904.35 × 28,379,216.03
  4. Step 4: Simplify right side
    89,794,730.45x = 3,822,592,546,305,516
  5. Step 5: Solve for x
    x = 3,822,592,546,305,516/89,794,730.45
  6. Step 6: Final answer
    x = 42,570,343.79

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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.