Home / 19,674,923.70-29,512,385.55-15,565,113.30

Finding the Fourth Proportional to 19,674,923.70, 29,512,385.55 and 15,565,113.30

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Solution

The fourth proportional to 19,674,923.70, 29,512,385.55 and 15,565,113.30 is: 23,347,669.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674,923.70 : 29,512,385.55 = 15,565,113.30 : x
  2. Step 2: Convert to fraction form
    19,674,923.70/29,512,385.55 = 15,565,113.30/x
  3. Step 3: Cross multiply
    19,674,923.70x = 29,512,385.55 × 15,565,113.30
  4. Step 4: Simplify right side
    19,674,923.70x = 459,363,624,839,032.88
  5. Step 5: Solve for x
    x = 459,363,624,839,032.88/19,674,923.70
  6. Step 6: Final answer
    x = 23,347,669.95

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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.