Home / 18,150,622.80-27,225,934.20-9,174,008.40

Finding the Fourth Proportional to 18,150,622.80, 27,225,934.20 and 9,174,008.40

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Solution

The fourth proportional to 18,150,622.80, 27,225,934.20 and 9,174,008.40 is: 13,761,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,150,622.80 : 27,225,934.20 = 9,174,008.40 : x
  2. Step 2: Convert to fraction form
    18,150,622.80/27,225,934.20 = 9,174,008.40/x
  3. Step 3: Cross multiply
    18,150,622.80x = 27,225,934.20 × 9,174,008.40
  4. Step 4: Simplify right side
    18,150,622.80x = 249,770,949,048,647.28
  5. Step 5: Solve for x
    x = 249,770,949,048,647.28/18,150,622.80
  6. Step 6: Final answer
    x = 13,761,012.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.