Home / 14,130,048.60-21,204,404.10-8,064,768.60

Finding the Fourth Proportional to 14,130,048.60, 21,204,404.10 and 8,064,768.60

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Solution

The fourth proportional to 14,130,048.60, 21,204,404.10 and 8,064,768.60 is: 12,102,478.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130,048.60 : 21,204,404.10 = 8,064,768.60 : x
  2. Step 2: Convert to fraction form
    14,130,048.60/21,204,404.10 = 8,064,768.60/x
  3. Step 3: Cross multiply
    14,130,048.60x = 21,204,404.10 × 8,064,768.60
  4. Step 4: Simplify right side
    14,130,048.60x = 171,008,612,367,391.25
  5. Step 5: Solve for x
    x = 171,008,612,367,391.25/14,130,048.60
  6. Step 6: Final answer
    x = 12,102,478.71

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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.