Home / 49,520,411.10-74,280,616.65-31,380,558.30

Finding the Fourth Proportional to 49,520,411.10, 74,280,616.65 and 31,380,558.30

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Solution

The fourth proportional to 49,520,411.10, 74,280,616.65 and 31,380,558.30 is: 47,070,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,520,411.10 : 74,280,616.65 = 31,380,558.30 : x
  2. Step 2: Convert to fraction form
    49,520,411.10/74,280,616.65 = 31,380,558.30/x
  3. Step 3: Cross multiply
    49,520,411.10x = 74,280,616.65 × 31,380,558.30
  4. Step 4: Simplify right side
    49,520,411.10x = 2,330,967,221,345,276
  5. Step 5: Solve for x
    x = 2,330,967,221,345,276/49,520,411.10
  6. Step 6: Final answer
    x = 47,070,837.45

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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.