Home / 9,139,311.76-13,705,805.40-3,746,431.12

Finding the Fourth Proportional to 9,139,311.76, 13,705,805.40 and 3,746,431.12

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Solution

The fourth proportional to 9,139,311.76, 13,705,805.40 and 3,746,431.12 is: 5,618,350.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,311.76 : 13,705,805.40 = 3,746,431.12 : x
  2. Step 2: Convert to fraction form
    9,139,311.76/13,705,805.40 = 3,746,431.12/x
  3. Step 3: Cross multiply
    9,139,311.76x = 13,705,805.40 × 3,746,431.12
  4. Step 4: Simplify right side
    9,139,311.76x = 51,347,855,875,224.05
  5. Step 5: Solve for x
    x = 51,347,855,875,224.05/9,139,311.76
  6. Step 6: Final answer
    x = 5,618,350.40

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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.