Home / 12,291,564.24-16,968,729.24-8,980,140

Finding the Fourth Proportional to 12,291,564.24, 16,968,729.24 and 8,980,140

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Solution

The fourth proportional to 12,291,564.24, 16,968,729.24 and 8,980,140 is: 12,397,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,564.24 : 16,968,729.24 = 8,980,140 : x
  2. Step 2: Convert to fraction form
    12,291,564.24/16,968,729.24 = 8,980,140/x
  3. Step 3: Cross multiply
    12,291,564.24x = 16,968,729.24 × 8,980,140
  4. Step 4: Simplify right side
    12,291,564.24x = 152,381,564,197,293.59
  5. Step 5: Solve for x
    x = 152,381,564,197,293.59/12,291,564.24
  6. Step 6: Final answer
    x = 12,397,247.51

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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.