Home / 8,175,809.70-12,263,714.55-3,913,784.10

Finding the Fourth Proportional to 8,175,809.70, 12,263,714.55 and 3,913,784.10

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Solution

The fourth proportional to 8,175,809.70, 12,263,714.55 and 3,913,784.10 is: 5,870,676.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175,809.70 : 12,263,714.55 = 3,913,784.10 : x
  2. Step 2: Convert to fraction form
    8,175,809.70/12,263,714.55 = 3,913,784.10/x
  3. Step 3: Cross multiply
    8,175,809.70x = 12,263,714.55 × 3,913,784.10
  4. Step 4: Simplify right side
    8,175,809.70x = 47,997,531,012,728.66
  5. Step 5: Solve for x
    x = 47,997,531,012,728.66/8,175,809.70
  6. Step 6: Final answer
    x = 5,870,676.15

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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.