Home / 49,509,946.70-74,264,920.05-28,276,282.70

Finding the Fourth Proportional to 49,509,946.70, 74,264,920.05 and 28,276,282.70

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Solution

The fourth proportional to 49,509,946.70, 74,264,920.05 and 28,276,282.70 is: 42,414,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,509,946.70 : 74,264,920.05 = 28,276,282.70 : x
  2. Step 2: Convert to fraction form
    49,509,946.70/74,264,920.05 = 28,276,282.70/x
  3. Step 3: Cross multiply
    49,509,946.70x = 74,264,920.05 × 28,276,282.70
  4. Step 4: Simplify right side
    49,509,946.70x = 2,099,935,874,026,698
  5. Step 5: Solve for x
    x = 2,099,935,874,026,698/49,509,946.70
  6. Step 6: Final answer
    x = 42,414,424.05

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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.