Home / 5,349,966.12-8,012,595.06-3,215,347.20

Finding the Fourth Proportional to 5,349,966.12, 8,012,595.06 and 3,215,347.20

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Solution

The fourth proportional to 5,349,966.12, 8,012,595.06 and 3,215,347.20 is: 4,815,595.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349,966.12 : 8,012,595.06 = 3,215,347.20 : x
  2. Step 2: Convert to fraction form
    5,349,966.12/8,012,595.06 = 3,215,347.20/x
  3. Step 3: Cross multiply
    5,349,966.12x = 8,012,595.06 × 3,215,347.20
  4. Step 4: Simplify right side
    5,349,966.12x = 25,763,275,090,904.83
  5. Step 5: Solve for x
    x = 25,763,275,090,904.83/5,349,966.12
  6. Step 6: Final answer
    x = 4,815,595.93

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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.