Home / 10,347,709.20-15,521,563.80-9,883,222.80

Finding the Fourth Proportional to 10,347,709.20, 15,521,563.80 and 9,883,222.80

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Solution

The fourth proportional to 10,347,709.20, 15,521,563.80 and 9,883,222.80 is: 14,824,834.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,709.20 : 15,521,563.80 = 9,883,222.80 : x
  2. Step 2: Convert to fraction form
    10,347,709.20/15,521,563.80 = 9,883,222.80/x
  3. Step 3: Cross multiply
    10,347,709.20x = 15,521,563.80 × 9,883,222.80
  4. Step 4: Simplify right side
    10,347,709.20x = 153,403,073,239,814.66
  5. Step 5: Solve for x
    x = 153,403,073,239,814.66/10,347,709.20
  6. Step 6: Final answer
    x = 14,824,834.20

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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.