Home / 14,021,962.35-19,350,234.28-8,143,042.08

Finding the Fourth Proportional to 14,021,962.35, 19,350,234.28 and 8,143,042.08

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Solution

The fourth proportional to 14,021,962.35, 19,350,234.28 and 8,143,042.08 is: 11,237,355.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,962.35 : 19,350,234.28 = 8,143,042.08 : x
  2. Step 2: Convert to fraction form
    14,021,962.35/19,350,234.28 = 8,143,042.08/x
  3. Step 3: Cross multiply
    14,021,962.35x = 19,350,234.28 × 8,143,042.08
  4. Step 4: Simplify right side
    14,021,962.35x = 157,569,772,082,640.69
  5. Step 5: Solve for x
    x = 157,569,772,082,640.69/14,021,962.35
  6. Step 6: Final answer
    x = 11,237,355.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.