Home / 9,749,372.42-13,468,148.11-7,786,673.62

Finding the Fourth Proportional to 9,749,372.42, 13,468,148.11 and 7,786,673.62

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Solution

The fourth proportional to 9,749,372.42, 13,468,148.11 and 7,786,673.62 is: 10,756,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749,372.42 : 13,468,148.11 = 7,786,673.62 : x
  2. Step 2: Convert to fraction form
    9,749,372.42/13,468,148.11 = 7,786,673.62/x
  3. Step 3: Cross multiply
    9,749,372.42x = 13,468,148.11 × 7,786,673.62
  4. Step 4: Simplify right side
    9,749,372.42x = 104,872,073,628,315.03
  5. Step 5: Solve for x
    x = 104,872,073,628,315.03/9,749,372.42
  6. Step 6: Final answer
    x = 10,756,802.50

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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.