Home / 9,704,643.81-13,390,001.22-6,396,571.41

Finding the Fourth Proportional to 9,704,643.81, 13,390,001.22 and 6,396,571.41

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Solution

The fourth proportional to 9,704,643.81, 13,390,001.22 and 6,396,571.41 is: 8,825,681.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,704,643.81 : 13,390,001.22 = 6,396,571.41 : x
  2. Step 2: Convert to fraction form
    9,704,643.81/13,390,001.22 = 6,396,571.41/x
  3. Step 3: Cross multiply
    9,704,643.81x = 13,390,001.22 × 6,396,571.41
  4. Step 4: Simplify right side
    9,704,643.81x = 85,650,098,983,717.12
  5. Step 5: Solve for x
    x = 85,650,098,983,717.12/9,704,643.81
  6. Step 6: Final answer
    x = 8,825,681.88

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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.