Home / 14,303,534.90-19,738,333.98-7,777,169.69

Finding the Fourth Proportional to 14,303,534.90, 19,738,333.98 and 7,777,169.69

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Solution

The fourth proportional to 14,303,534.90, 19,738,333.98 and 7,777,169.69 is: 10,732,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,534.90 : 19,738,333.98 = 7,777,169.69 : x
  2. Step 2: Convert to fraction form
    14,303,534.90/19,738,333.98 = 7,777,169.69/x
  3. Step 3: Cross multiply
    14,303,534.90x = 19,738,333.98 × 7,777,169.69
  4. Step 4: Simplify right side
    14,303,534.90x = 153,508,372,661,661.41
  5. Step 5: Solve for x
    x = 153,508,372,661,661.41/14,303,534.90
  6. Step 6: Final answer
    x = 10,732,198.28

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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.