Home / 14,790,820.40-22,219,408.20-14,226,801.20

Finding the Fourth Proportional to 14,790,820.40, 22,219,408.20 and 14,226,801.20

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Solution

The fourth proportional to 14,790,820.40, 22,219,408.20 and 14,226,801.20 is: 21,372,114.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790,820.40 : 22,219,408.20 = 14,226,801.20 : x
  2. Step 2: Convert to fraction form
    14,790,820.40/22,219,408.20 = 14,226,801.20/x
  3. Step 3: Cross multiply
    14,790,820.40x = 22,219,408.20 × 14,226,801.20
  4. Step 4: Simplify right side
    14,790,820.40x = 316,111,103,243,049.81
  5. Step 5: Solve for x
    x = 316,111,103,243,049.81/14,790,820.40
  6. Step 6: Final answer
    x = 21,372,114.24

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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.