Home / 19,219,415.70-28,833,358.50-5,573,131.80

Finding the Fourth Proportional to 19,219,415.70, 28,833,358.50 and 5,573,131.80

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Solution

The fourth proportional to 19,219,415.70, 28,833,358.50 and 5,573,131.80 is: 8,360,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219,415.70 : 28,833,358.50 = 5,573,131.80 : x
  2. Step 2: Convert to fraction form
    19,219,415.70/28,833,358.50 = 5,573,131.80/x
  3. Step 3: Cross multiply
    19,219,415.70x = 28,833,358.50 × 5,573,131.80
  4. Step 4: Simplify right side
    19,219,415.70x = 160,692,107,157,150.28
  5. Step 5: Solve for x
    x = 160,692,107,157,150.28/19,219,415.70
  6. Step 6: Final answer
    x = 8,360,925.73

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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.