Home / 5,346,940.30-8,020,410.45-4,087,228.30

Finding the Fourth Proportional to 5,346,940.30, 8,020,410.45 and 4,087,228.30

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Solution

The fourth proportional to 5,346,940.30, 8,020,410.45 and 4,087,228.30 is: 6,130,842.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,940.30 : 8,020,410.45 = 4,087,228.30 : x
  2. Step 2: Convert to fraction form
    5,346,940.30/8,020,410.45 = 4,087,228.30/x
  3. Step 3: Cross multiply
    5,346,940.30x = 8,020,410.45 × 4,087,228.30
  4. Step 4: Simplify right side
    5,346,940.30x = 32,781,248,568,855.73
  5. Step 5: Solve for x
    x = 32,781,248,568,855.73/5,346,940.30
  6. Step 6: Final answer
    x = 6,130,842.45

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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.