Home / 40,825,400.40-61,238,100.60-28,070,816.40

Finding the Fourth Proportional to 40,825,400.40, 61,238,100.60 and 28,070,816.40

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Solution

The fourth proportional to 40,825,400.40, 61,238,100.60 and 28,070,816.40 is: 42,106,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825,400.40 : 61,238,100.60 = 28,070,816.40 : x
  2. Step 2: Convert to fraction form
    40,825,400.40/61,238,100.60 = 28,070,816.40/x
  3. Step 3: Cross multiply
    40,825,400.40x = 61,238,100.60 × 28,070,816.40
  4. Step 4: Simplify right side
    40,825,400.40x = 1,719,003,478,627,329.75
  5. Step 5: Solve for x
    x = 1,719,003,478,627,329.75/40,825,400.40
  6. Step 6: Final answer
    x = 42,106,224.60

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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.