Home / 21,727,534.64-29,976,582.08-13,464,582.03

Finding the Fourth Proportional to 21,727,534.64, 29,976,582.08 and 13,464,582.03

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Solution

The fourth proportional to 21,727,534.64, 29,976,582.08 and 13,464,582.03 is: 18,576,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727,534.64 : 29,976,582.08 = 13,464,582.03 : x
  2. Step 2: Convert to fraction form
    21,727,534.64/29,976,582.08 = 13,464,582.03/x
  3. Step 3: Cross multiply
    21,727,534.64x = 29,976,582.08 × 13,464,582.03
  4. Step 4: Simplify right side
    21,727,534.64x = 403,622,148,428,849.44
  5. Step 5: Solve for x
    x = 403,622,148,428,849.44/21,727,534.64
  6. Step 6: Final answer
    x = 18,576,527.67

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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.