Home / 10,764,579.76-16,146,869.64-7,388,551.60

Finding the Fourth Proportional to 10,764,579.76, 16,146,869.64 and 7,388,551.60

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Solution

The fourth proportional to 10,764,579.76, 16,146,869.64 and 7,388,551.60 is: 11,082,827.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764,579.76 : 16,146,869.64 = 7,388,551.60 : x
  2. Step 2: Convert to fraction form
    10,764,579.76/16,146,869.64 = 7,388,551.60/x
  3. Step 3: Cross multiply
    10,764,579.76x = 16,146,869.64 × 7,388,551.60
  4. Step 4: Simplify right side
    10,764,579.76x = 119,301,979,513,613.42
  5. Step 5: Solve for x
    x = 119,301,979,513,613.42/10,764,579.76
  6. Step 6: Final answer
    x = 11,082,827.40

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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.