Home / 49,509,964.20-74,264,946.30-28,276,300.20

Finding the Fourth Proportional to 49,509,964.20, 74,264,946.30 and 28,276,300.20

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Solution

The fourth proportional to 49,509,964.20, 74,264,946.30 and 28,276,300.20 is: 42,414,450.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,509,964.20 : 74,264,946.30 = 28,276,300.20 : x
  2. Step 2: Convert to fraction form
    49,509,964.20/74,264,946.30 = 28,276,300.20/x
  3. Step 3: Cross multiply
    49,509,964.20x = 74,264,946.30 × 28,276,300.20
  4. Step 4: Simplify right side
    49,509,964.20x = 2,099,937,915,915,679
  5. Step 5: Solve for x
    x = 2,099,937,915,915,679/49,509,964.20
  6. Step 6: Final answer
    x = 42,414,450.30

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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.