Home / 10,595,967.60-15,877,621.80-7,887,586.80

Finding the Fourth Proportional to 10,595,967.60, 15,877,621.80 and 7,887,586.80

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Solution

The fourth proportional to 10,595,967.60, 15,877,621.80 and 7,887,586.80 is: 11,819,224.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595,967.60 : 15,877,621.80 = 7,887,586.80 : x
  2. Step 2: Convert to fraction form
    10,595,967.60/15,877,621.80 = 7,887,586.80/x
  3. Step 3: Cross multiply
    10,595,967.60x = 15,877,621.80 × 7,887,586.80
  4. Step 4: Simplify right side
    10,595,967.60x = 125,236,120,125,072.25
  5. Step 5: Solve for x
    x = 125,236,120,125,072.25/10,595,967.60
  6. Step 6: Final answer
    x = 11,819,224.53

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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.