Home / 30,816,101.40-46,224,152.10-21,858,149.40

Finding the Fourth Proportional to 30,816,101.40, 46,224,152.10 and 21,858,149.40

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Solution

The fourth proportional to 30,816,101.40, 46,224,152.10 and 21,858,149.40 is: 32,787,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816,101.40 : 46,224,152.10 = 21,858,149.40 : x
  2. Step 2: Convert to fraction form
    30,816,101.40/46,224,152.10 = 21,858,149.40/x
  3. Step 3: Cross multiply
    30,816,101.40x = 46,224,152.10 × 21,858,149.40
  4. Step 4: Simplify right side
    30,816,101.40x = 1,010,374,422,490,123.75
  5. Step 5: Solve for x
    x = 1,010,374,422,490,123.75/30,816,101.40
  6. Step 6: Final answer
    x = 32,787,224.10

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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.