Home / 9,212,376.71-12,713,008.88-5,082,581.93

Finding the Fourth Proportional to 9,212,376.71, 12,713,008.88 and 5,082,581.93

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Solution

The fourth proportional to 9,212,376.71, 12,713,008.88 and 5,082,581.93 is: 7,013,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212,376.71 : 12,713,008.88 = 5,082,581.93 : x
  2. Step 2: Convert to fraction form
    9,212,376.71/12,713,008.88 = 5,082,581.93/x
  3. Step 3: Cross multiply
    9,212,376.71x = 12,713,008.88 × 5,082,581.93
  4. Step 4: Simplify right side
    9,212,376.71x = 64,614,909,129,969.42
  5. Step 5: Solve for x
    x = 64,614,909,129,969.42/9,212,376.71
  6. Step 6: Final answer
    x = 7,013,923.89

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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.