Home / 8,659,145.35-11,948,756.47-4,791,129.67

Finding the Fourth Proportional to 8,659,145.35, 11,948,756.47 and 4,791,129.67

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Solution

The fourth proportional to 8,659,145.35, 11,948,756.47 and 4,791,129.67 is: 6,611,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659,145.35 : 11,948,756.47 = 4,791,129.67 : x
  2. Step 2: Convert to fraction form
    8,659,145.35/11,948,756.47 = 4,791,129.67/x
  3. Step 3: Cross multiply
    8,659,145.35x = 11,948,756.47 × 4,791,129.67
  4. Step 4: Simplify right side
    8,659,145.35x = 57,248,041,643,021.47
  5. Step 5: Solve for x
    x = 57,248,041,643,021.47/8,659,145.35
  6. Step 6: Final answer
    x = 6,611,280.83

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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.