Home / 7,746,390.10-11,620,022.55-2,355,216.40

Finding the Fourth Proportional to 7,746,390.10, 11,620,022.55 and 2,355,216.40

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Solution

The fourth proportional to 7,746,390.10, 11,620,022.55 and 2,355,216.40 is: 3,532,957.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746,390.10 : 11,620,022.55 = 2,355,216.40 : x
  2. Step 2: Convert to fraction form
    7,746,390.10/11,620,022.55 = 2,355,216.40/x
  3. Step 3: Cross multiply
    7,746,390.10x = 11,620,022.55 × 2,355,216.40
  4. Step 4: Simplify right side
    7,746,390.10x = 27,367,667,678,129.82
  5. Step 5: Solve for x
    x = 27,367,667,678,129.82/7,746,390.10
  6. Step 6: Final answer
    x = 3,532,957.59

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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.