Home / 7,009,890.32-10,534,465.56-4,170,440.72

Finding the Fourth Proportional to 7,009,890.32, 10,534,465.56 and 4,170,440.72

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Solution

The fourth proportional to 7,009,890.32, 10,534,465.56 and 4,170,440.72 is: 6,267,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009,890.32 : 10,534,465.56 = 4,170,440.72 : x
  2. Step 2: Convert to fraction form
    7,009,890.32/10,534,465.56 = 4,170,440.72/x
  3. Step 3: Cross multiply
    7,009,890.32x = 10,534,465.56 × 4,170,440.72
  4. Step 4: Simplify right side
    7,009,890.32x = 43,933,364,134,861.61
  5. Step 5: Solve for x
    x = 43,933,364,134,861.61/7,009,890.32
  6. Step 6: Final answer
    x = 6,267,339.73

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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.