Home / 8,387,786.94-12,561,501.06-4,782,624.36

Finding the Fourth Proportional to 8,387,786.94, 12,561,501.06 and 4,782,624.36

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Solution

The fourth proportional to 8,387,786.94, 12,561,501.06 and 4,782,624.36 is: 7,162,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387,786.94 : 12,561,501.06 = 4,782,624.36 : x
  2. Step 2: Convert to fraction form
    8,387,786.94/12,561,501.06 = 4,782,624.36/x
  3. Step 3: Cross multiply
    8,387,786.94x = 12,561,501.06 × 4,782,624.36
  4. Step 4: Simplify right side
    8,387,786.94x = 60,076,940,967,721.83
  5. Step 5: Solve for x
    x = 60,076,940,967,721.83/8,387,786.94
  6. Step 6: Final answer
    x = 7,162,430.50

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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.