Home / 10,387,583.44-15,652,277.89-8,535,806.80

Finding the Fourth Proportional to 10,387,583.44, 15,652,277.89 and 8,535,806.80

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Solution

The fourth proportional to 10,387,583.44, 15,652,277.89 and 8,535,806.80 is: 12,861,973.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,583.44 : 15,652,277.89 = 8,535,806.80 : x
  2. Step 2: Convert to fraction form
    10,387,583.44/15,652,277.89 = 8,535,806.80/x
  3. Step 3: Cross multiply
    10,387,583.44x = 15,652,277.89 × 8,535,806.80
  4. Step 4: Simplify right side
    10,387,583.44x = 133,604,820,048,951.67
  5. Step 5: Solve for x
    x = 133,604,820,048,951.67/10,387,583.44
  6. Step 6: Final answer
    x = 12,861,973.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.