Home / 5,390,865.70-8,086,298.55-4,579,051.30

Finding the Fourth Proportional to 5,390,865.70, 8,086,298.55 and 4,579,051.30

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Solution

The fourth proportional to 5,390,865.70, 8,086,298.55 and 4,579,051.30 is: 6,868,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,865.70 : 8,086,298.55 = 4,579,051.30 : x
  2. Step 2: Convert to fraction form
    5,390,865.70/8,086,298.55 = 4,579,051.30/x
  3. Step 3: Cross multiply
    5,390,865.70x = 8,086,298.55 × 4,579,051.30
  4. Step 4: Simplify right side
    5,390,865.70x = 37,027,575,887,565.61
  5. Step 5: Solve for x
    x = 37,027,575,887,565.61/5,390,865.70
  6. Step 6: Final answer
    x = 6,868,576.95

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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.