Home / 19,998,746.34-29,991,928.22-7,217,633.22

Finding the Fourth Proportional to 19,998,746.34, 29,991,928.22 and 7,217,633.22

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Solution

The fourth proportional to 19,998,746.34, 29,991,928.22 and 7,217,633.22 is: 10,824,215.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998,746.34 : 29,991,928.22 = 7,217,633.22 : x
  2. Step 2: Convert to fraction form
    19,998,746.34/29,991,928.22 = 7,217,633.22/x
  3. Step 3: Cross multiply
    19,998,746.34x = 29,991,928.22 × 7,217,633.22
  4. Step 4: Simplify right side
    19,998,746.34x = 216,470,737,452,527.44
  5. Step 5: Solve for x
    x = 216,470,737,452,527.44/19,998,746.34
  6. Step 6: Final answer
    x = 10,824,215.37

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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.