Home / 8,538,220.70-11,782,709.34-4,617,981.20

Finding the Fourth Proportional to 8,538,220.70, 11,782,709.34 and 4,617,981.20

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Solution

The fourth proportional to 8,538,220.70, 11,782,709.34 and 4,617,981.20 is: 6,372,795.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,220.70 : 11,782,709.34 = 4,617,981.20 : x
  2. Step 2: Convert to fraction form
    8,538,220.70/11,782,709.34 = 4,617,981.20/x
  3. Step 3: Cross multiply
    8,538,220.70x = 11,782,709.34 × 4,617,981.20
  4. Step 4: Simplify right side
    8,538,220.70x = 54,412,330,217,184.41
  5. Step 5: Solve for x
    x = 54,412,330,217,184.41/8,538,220.70
  6. Step 6: Final answer
    x = 6,372,795.00

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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.