Home / 30,496,337.12-45,709,057.44-11,314,859.36

Finding the Fourth Proportional to 30,496,337.12, 45,709,057.44 and 11,314,859.36

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Solution

The fourth proportional to 30,496,337.12, 45,709,057.44 and 11,314,859.36 is: 16,959,136.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,496,337.12 : 45,709,057.44 = 11,314,859.36 : x
  2. Step 2: Convert to fraction form
    30,496,337.12/45,709,057.44 = 11,314,859.36/x
  3. Step 3: Cross multiply
    30,496,337.12x = 45,709,057.44 × 11,314,859.36
  4. Step 4: Simplify right side
    30,496,337.12x = 517,191,556,411,761.56
  5. Step 5: Solve for x
    x = 517,191,556,411,761.56/30,496,337.12
  6. Step 6: Final answer
    x = 16,959,136.91

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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.