Home / 4,727,400.80-7,091,101.20-4,691,971.40

Finding the Fourth Proportional to 4,727,400.80, 7,091,101.20 and 4,691,971.40

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Solution

The fourth proportional to 4,727,400.80, 7,091,101.20 and 4,691,971.40 is: 7,037,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727,400.80 : 7,091,101.20 = 4,691,971.40 : x
  2. Step 2: Convert to fraction form
    4,727,400.80/7,091,101.20 = 4,691,971.40/x
  3. Step 3: Cross multiply
    4,727,400.80x = 7,091,101.20 × 4,691,971.40
  4. Step 4: Simplify right side
    4,727,400.80x = 33,271,244,024,905.68
  5. Step 5: Solve for x
    x = 33,271,244,024,905.68/4,727,400.80
  6. Step 6: Final answer
    x = 7,037,957.10

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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.