Home / 15,684,233.13-21,643,292.89-8,714,672.37

Finding the Fourth Proportional to 15,684,233.13, 21,643,292.89 and 8,714,672.37

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Solution

The fourth proportional to 15,684,233.13, 21,643,292.89 and 8,714,672.37 is: 12,025,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,684,233.13 : 21,643,292.89 = 8,714,672.37 : x
  2. Step 2: Convert to fraction form
    15,684,233.13/21,643,292.89 = 8,714,672.37/x
  3. Step 3: Cross multiply
    15,684,233.13x = 21,643,292.89 × 8,714,672.37
  4. Step 4: Simplify right side
    15,684,233.13x = 188,614,206,495,459.66
  5. Step 5: Solve for x
    x = 188,614,206,495,459.66/15,684,233.13
  6. Step 6: Final answer
    x = 12,025,720.67

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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.