Home / 7,776,390.60-11,664,585.90-2,725,878.60

Finding the Fourth Proportional to 7,776,390.60, 11,664,585.90 and 2,725,878.60

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Solution

The fourth proportional to 7,776,390.60, 11,664,585.90 and 2,725,878.60 is: 4,088,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,390.60 : 11,664,585.90 = 2,725,878.60 : x
  2. Step 2: Convert to fraction form
    7,776,390.60/11,664,585.90 = 2,725,878.60/x
  3. Step 3: Cross multiply
    7,776,390.60x = 11,664,585.90 × 2,725,878.60
  4. Step 4: Simplify right side
    7,776,390.60x = 31,796,245,082,671.74
  5. Step 5: Solve for x
    x = 31,796,245,082,671.74/7,776,390.60
  6. Step 6: Final answer
    x = 4,088,817.90

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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.