Home / 14,231,421.90-21,297,366.45-13,037,028.30

Finding the Fourth Proportional to 14,231,421.90, 21,297,366.45 and 13,037,028.30

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Solution

The fourth proportional to 14,231,421.90, 21,297,366.45 and 13,037,028.30 is: 19,509,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,421.90 : 21,297,366.45 = 13,037,028.30 : x
  2. Step 2: Convert to fraction form
    14,231,421.90/21,297,366.45 = 13,037,028.30/x
  3. Step 3: Cross multiply
    14,231,421.90x = 21,297,366.45 × 13,037,028.30
  4. Step 4: Simplify right side
    14,231,421.90x = 277,654,369,124,120.53
  5. Step 5: Solve for x
    x = 277,654,369,124,120.53/14,231,421.90
  6. Step 6: Final answer
    x = 19,509,952.77

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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.