Home / 9,437,902.86-12,994,475.76-8,575,889.52

Finding the Fourth Proportional to 9,437,902.86, 12,994,475.76 and 8,575,889.52

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Solution

The fourth proportional to 9,437,902.86, 12,994,475.76 and 8,575,889.52 is: 11,807,621.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437,902.86 : 12,994,475.76 = 8,575,889.52 : x
  2. Step 2: Convert to fraction form
    9,437,902.86/12,994,475.76 = 8,575,889.52/x
  3. Step 3: Cross multiply
    9,437,902.86x = 12,994,475.76 × 8,575,889.52
  4. Step 4: Simplify right side
    9,437,902.86x = 111,439,188,488,078.03
  5. Step 5: Solve for x
    x = 111,439,188,488,078.03/9,437,902.86
  6. Step 6: Final answer
    x = 11,807,621.90

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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.