Home / 9,109,394.94-12,570,964.38-4,979,443.44

Finding the Fourth Proportional to 9,109,394.94, 12,570,964.38 and 4,979,443.44

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Solution

The fourth proportional to 9,109,394.94, 12,570,964.38 and 4,979,443.44 is: 6,871,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109,394.94 : 12,570,964.38 = 4,979,443.44 : x
  2. Step 2: Convert to fraction form
    9,109,394.94/12,570,964.38 = 4,979,443.44/x
  3. Step 3: Cross multiply
    9,109,394.94x = 12,570,964.38 × 4,979,443.44
  4. Step 4: Simplify right side
    9,109,394.94x = 62,596,406,116,464.68
  5. Step 5: Solve for x
    x = 62,596,406,116,464.68/9,109,394.94
  6. Step 6: Final answer
    x = 6,871,631.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.