Home / 7,243,355.40-10,849,286.70-4,398,505.80

Finding the Fourth Proportional to 7,243,355.40, 10,849,286.70 and 4,398,505.80

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Solution

The fourth proportional to 7,243,355.40, 10,849,286.70 and 4,398,505.80 is: 6,588,196.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,355.40 : 10,849,286.70 = 4,398,505.80 : x
  2. Step 2: Convert to fraction form
    7,243,355.40/10,849,286.70 = 4,398,505.80/x
  3. Step 3: Cross multiply
    7,243,355.40x = 10,849,286.70 × 4,398,505.80
  4. Step 4: Simplify right side
    7,243,355.40x = 47,720,650,475,812.85
  5. Step 5: Solve for x
    x = 47,720,650,475,812.85/7,243,355.40
  6. Step 6: Final answer
    x = 6,588,196.75

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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.