Home / 28,923,355.92-43,385,288.16-7,357,980.48

Finding the Fourth Proportional to 28,923,355.92, 43,385,288.16 and 7,357,980.48

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Solution

The fourth proportional to 28,923,355.92, 43,385,288.16 and 7,357,980.48 is: 11,037,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923,355.92 : 43,385,288.16 = 7,357,980.48 : x
  2. Step 2: Convert to fraction form
    28,923,355.92/43,385,288.16 = 7,357,980.48/x
  3. Step 3: Cross multiply
    28,923,355.92x = 43,385,288.16 × 7,357,980.48
  4. Step 4: Simplify right side
    28,923,355.92x = 319,228,103,400,455.12
  5. Step 5: Solve for x
    x = 319,228,103,400,455.12/28,923,355.92
  6. Step 6: Final answer
    x = 11,037,035.41

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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.