Home / 10,928,394.94-15,082,507.60-6,219,935.28

Finding the Fourth Proportional to 10,928,394.94, 15,082,507.60 and 6,219,935.28

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Solution

The fourth proportional to 10,928,394.94, 15,082,507.60 and 6,219,935.28 is: 8,584,263.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,928,394.94 : 15,082,507.60 = 6,219,935.28 : x
  2. Step 2: Convert to fraction form
    10,928,394.94/15,082,507.60 = 6,219,935.28/x
  3. Step 3: Cross multiply
    10,928,394.94x = 15,082,507.60 × 6,219,935.28
  4. Step 4: Simplify right side
    10,928,394.94x = 93,812,221,132,108.12
  5. Step 5: Solve for x
    x = 93,812,221,132,108.12/10,928,394.94
  6. Step 6: Final answer
    x = 8,584,263.44

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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.