Home / 7,648,465.20-11,473,216.20-2,600,156.40

Finding the Fourth Proportional to 7,648,465.20, 11,473,216.20 and 2,600,156.40

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Solution

The fourth proportional to 7,648,465.20, 11,473,216.20 and 2,600,156.40 is: 3,900,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,648,465.20 : 11,473,216.20 = 2,600,156.40 : x
  2. Step 2: Convert to fraction form
    7,648,465.20/11,473,216.20 = 2,600,156.40/x
  3. Step 3: Cross multiply
    7,648,465.20x = 11,473,216.20 × 2,600,156.40
  4. Step 4: Simplify right side
    7,648,465.20x = 29,832,156,531,013.68
  5. Step 5: Solve for x
    x = 29,832,156,531,013.68/7,648,465.20
  6. Step 6: Final answer
    x = 3,900,410.83

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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.