Home / 28,884,028.30-43,315,544.85-9,715,410.70

Finding the Fourth Proportional to 28,884,028.30, 43,315,544.85 and 9,715,410.70

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Solution

The fourth proportional to 28,884,028.30, 43,315,544.85 and 9,715,410.70 is: 14,569,585.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,028.30 : 43,315,544.85 = 9,715,410.70 : x
  2. Step 2: Convert to fraction form
    28,884,028.30/43,315,544.85 = 9,715,410.70/x
  3. Step 3: Cross multiply
    28,884,028.30x = 43,315,544.85 × 9,715,410.70
  4. Step 4: Simplify right side
    28,884,028.30x = 420,828,307,912,019.88
  5. Step 5: Solve for x
    x = 420,828,307,912,019.88/28,884,028.30
  6. Step 6: Final answer
    x = 14,569,585.08

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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.