Home / 7,380,447.60-11,070,671.40-4,531,321.20

Finding the Fourth Proportional to 7,380,447.60, 11,070,671.40 and 4,531,321.20

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Solution

The fourth proportional to 7,380,447.60, 11,070,671.40 and 4,531,321.20 is: 6,796,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,447.60 : 11,070,671.40 = 4,531,321.20 : x
  2. Step 2: Convert to fraction form
    7,380,447.60/11,070,671.40 = 4,531,321.20/x
  3. Step 3: Cross multiply
    7,380,447.60x = 11,070,671.40 × 4,531,321.20
  4. Step 4: Simplify right side
    7,380,447.60x = 50,164,768,013,053.69
  5. Step 5: Solve for x
    x = 50,164,768,013,053.69/7,380,447.60
  6. Step 6: Final answer
    x = 6,796,981.80

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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.