Home / 38,318,582.48-57,487,025.12-12,759,813.32

Finding the Fourth Proportional to 38,318,582.48, 57,487,025.12 and 12,759,813.32

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Solution

The fourth proportional to 38,318,582.48, 57,487,025.12 and 12,759,813.32 is: 19,142,767.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,318,582.48 : 57,487,025.12 = 12,759,813.32 : x
  2. Step 2: Convert to fraction form
    38,318,582.48/57,487,025.12 = 12,759,813.32/x
  3. Step 3: Cross multiply
    38,318,582.48x = 57,487,025.12 × 12,759,813.32
  4. Step 4: Simplify right side
    38,318,582.48x = 733,523,708,853,350.62
  5. Step 5: Solve for x
    x = 733,523,708,853,350.62/38,318,582.48
  6. Step 6: Final answer
    x = 19,142,767.33

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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.