Home / 7,889,829.40-11,834,744.10-5,764,065.40

Finding the Fourth Proportional to 7,889,829.40, 11,834,744.10 and 5,764,065.40

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Solution

The fourth proportional to 7,889,829.40, 11,834,744.10 and 5,764,065.40 is: 8,646,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,829.40 : 11,834,744.10 = 5,764,065.40 : x
  2. Step 2: Convert to fraction form
    7,889,829.40/11,834,744.10 = 5,764,065.40/x
  3. Step 3: Cross multiply
    7,889,829.40x = 11,834,744.10 × 5,764,065.40
  4. Step 4: Simplify right side
    7,889,829.40x = 68,216,238,984,664.14
  5. Step 5: Solve for x
    x = 68,216,238,984,664.14/7,889,829.40
  6. Step 6: Final answer
    x = 8,646,098.10

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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.