Home / 29,001,205.40-43,452,041.70-18,898,626.20

Finding the Fourth Proportional to 29,001,205.40, 43,452,041.70 and 18,898,626.20

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Solution

The fourth proportional to 29,001,205.40, 43,452,041.70 and 18,898,626.20 is: 28,315,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,205.40 : 43,452,041.70 = 18,898,626.20 : x
  2. Step 2: Convert to fraction form
    29,001,205.40/43,452,041.70 = 18,898,626.20/x
  3. Step 3: Cross multiply
    29,001,205.40x = 43,452,041.70 × 18,898,626.20
  4. Step 4: Simplify right side
    29,001,205.40x = 821,183,893,715,112.62
  5. Step 5: Solve for x
    x = 821,183,893,715,112.62/29,001,205.40
  6. Step 6: Final answer
    x = 28,315,509.04

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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.