Home / 5,457,074.40-8,169,865.20-4,827,218.40

Finding the Fourth Proportional to 5,457,074.40, 8,169,865.20 and 4,827,218.40

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Solution

The fourth proportional to 5,457,074.40, 8,169,865.20 and 4,827,218.40 is: 7,226,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457,074.40 : 8,169,865.20 = 4,827,218.40 : x
  2. Step 2: Convert to fraction form
    5,457,074.40/8,169,865.20 = 4,827,218.40/x
  3. Step 3: Cross multiply
    5,457,074.40x = 8,169,865.20 × 4,827,218.40
  4. Step 4: Simplify right side
    5,457,074.40x = 39,437,723,618,959.69
  5. Step 5: Solve for x
    x = 39,437,723,618,959.69/5,457,074.40
  6. Step 6: Final answer
    x = 7,226,898.65

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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.