Home / 18,194,005.80-25,108,077.48-9,934,395.57

Finding the Fourth Proportional to 18,194,005.80, 25,108,077.48 and 9,934,395.57

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Solution

The fourth proportional to 18,194,005.80, 25,108,077.48 and 9,934,395.57 is: 13,709,656.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194,005.80 : 25,108,077.48 = 9,934,395.57 : x
  2. Step 2: Convert to fraction form
    18,194,005.80/25,108,077.48 = 9,934,395.57/x
  3. Step 3: Cross multiply
    18,194,005.80x = 25,108,077.48 × 9,934,395.57
  4. Step 4: Simplify right side
    18,194,005.80x = 249,433,573,688,528.78
  5. Step 5: Solve for x
    x = 249,433,573,688,528.78/18,194,005.80
  6. Step 6: Final answer
    x = 13,709,656.71

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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.