Home / 5,454,712.40-8,182,068.26-5,181,957.05

Finding the Fourth Proportional to 5,454,712.40, 8,182,068.26 and 5,181,957.05

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Solution

The fourth proportional to 5,454,712.40, 8,182,068.26 and 5,181,957.05 is: 7,772,935.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454,712.40 : 8,182,068.26 = 5,181,957.05 : x
  2. Step 2: Convert to fraction form
    5,454,712.40/8,182,068.26 = 5,181,957.05/x
  3. Step 3: Cross multiply
    5,454,712.40x = 8,182,068.26 × 5,181,957.05
  4. Step 4: Simplify right side
    5,454,712.40x = 42,399,126,236,668.10
  5. Step 5: Solve for x
    x = 42,399,126,236,668.10/5,454,712.40
  6. Step 6: Final answer
    x = 7,772,935.25

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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.