Home / 6,518,918.10-9,781,876.35-2,732,783.70

Finding the Fourth Proportional to 6,518,918.10, 9,781,876.35 and 2,732,783.70

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Solution

The fourth proportional to 6,518,918.10, 9,781,876.35 and 2,732,783.70 is: 4,100,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,918.10 : 9,781,876.35 = 2,732,783.70 : x
  2. Step 2: Convert to fraction form
    6,518,918.10/9,781,876.35 = 2,732,783.70/x
  3. Step 3: Cross multiply
    6,518,918.10x = 9,781,876.35 × 2,732,783.70
  4. Step 4: Simplify right side
    6,518,918.10x = 26,731,752,244,695.50
  5. Step 5: Solve for x
    x = 26,731,752,244,695.50/6,518,918.10
  6. Step 6: Final answer
    x = 4,100,642.44

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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.