Home / 30,250,686.98-45,378,098.13-8,683,630.22

Finding the Fourth Proportional to 30,250,686.98, 45,378,098.13 and 8,683,630.22

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Solution

The fourth proportional to 30,250,686.98, 45,378,098.13 and 8,683,630.22 is: 13,026,038.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250,686.98 : 45,378,098.13 = 8,683,630.22 : x
  2. Step 2: Convert to fraction form
    30,250,686.98/45,378,098.13 = 8,683,630.22/x
  3. Step 3: Cross multiply
    30,250,686.98x = 45,378,098.13 × 8,683,630.22
  4. Step 4: Simplify right side
    30,250,686.98x = 394,046,624,247,793.56
  5. Step 5: Solve for x
    x = 394,046,624,247,793.56/30,250,686.98
  6. Step 6: Final answer
    x = 13,026,038.86

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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.