Home / 42,772,468.22-64,133,080.60-13,613,712.17

Finding the Fourth Proportional to 42,772,468.22, 64,133,080.60 and 13,613,712.17

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Solution

The fourth proportional to 42,772,468.22, 64,133,080.60 and 13,613,712.17 is: 20,412,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,772,468.22 : 64,133,080.60 = 13,613,712.17 : x
  2. Step 2: Convert to fraction form
    42,772,468.22/64,133,080.60 = 13,613,712.17/x
  3. Step 3: Cross multiply
    42,772,468.22x = 64,133,080.60 × 13,613,712.17
  4. Step 4: Simplify right side
    42,772,468.22x = 873,089,299,990,109.25
  5. Step 5: Solve for x
    x = 873,089,299,990,109.25/42,772,468.22
  6. Step 6: Final answer
    x = 20,412,413.32

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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.