Home / 7,887,094.40-11,835,307.20-5,751,804.80

Finding the Fourth Proportional to 7,887,094.40, 11,835,307.20 and 5,751,804.80

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Solution

The fourth proportional to 7,887,094.40, 11,835,307.20 and 5,751,804.80 is: 8,631,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,094.40 : 11,835,307.20 = 5,751,804.80 : x
  2. Step 2: Convert to fraction form
    7,887,094.40/11,835,307.20 = 5,751,804.80/x
  3. Step 3: Cross multiply
    7,887,094.40x = 11,835,307.20 × 5,751,804.80
  4. Step 4: Simplify right side
    7,887,094.40x = 68,074,376,762,434.55
  5. Step 5: Solve for x
    x = 68,074,376,762,434.55/7,887,094.40
  6. Step 6: Final answer
    x = 8,631,109.67

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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.