Home / 13,374,183.81-18,456,440.58-7,574,095.92

Finding the Fourth Proportional to 13,374,183.81, 18,456,440.58 and 7,574,095.92

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Solution

The fourth proportional to 13,374,183.81, 18,456,440.58 and 7,574,095.92 is: 10,452,290.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,183.81 : 18,456,440.58 = 7,574,095.92 : x
  2. Step 2: Convert to fraction form
    13,374,183.81/18,456,440.58 = 7,574,095.92/x
  3. Step 3: Cross multiply
    13,374,183.81x = 18,456,440.58 × 7,574,095.92
  4. Step 4: Simplify right side
    13,374,183.81x = 139,790,851,294,700.42
  5. Step 5: Solve for x
    x = 139,790,851,294,700.42/13,374,183.81
  6. Step 6: Final answer
    x = 10,452,290.27

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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.