Home / 7,352,890.79-11,008,037.51-5,538,895.40

Finding the Fourth Proportional to 7,352,890.79, 11,008,037.51 and 5,538,895.40

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Solution

The fourth proportional to 7,352,890.79, 11,008,037.51 and 5,538,895.40 is: 8,292,298.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352,890.79 : 11,008,037.51 = 5,538,895.40 : x
  2. Step 2: Convert to fraction form
    7,352,890.79/11,008,037.51 = 5,538,895.40/x
  3. Step 3: Cross multiply
    7,352,890.79x = 11,008,037.51 × 5,538,895.40
  4. Step 4: Simplify right side
    7,352,890.79x = 60,972,368,368,533.78
  5. Step 5: Solve for x
    x = 60,972,368,368,533.78/7,352,890.79
  6. Step 6: Final answer
    x = 8,292,298.92

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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.