Home / 37,888,904.25-52,286,643.36-20,485,208.16

Finding the Fourth Proportional to 37,888,904.25, 52,286,643.36 and 20,485,208.16

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Solution

The fourth proportional to 37,888,904.25, 52,286,643.36 and 20,485,208.16 is: 28,269,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888,904.25 : 52,286,643.36 = 20,485,208.16 : x
  2. Step 2: Convert to fraction form
    37,888,904.25/52,286,643.36 = 20,485,208.16/x
  3. Step 3: Cross multiply
    37,888,904.25x = 52,286,643.36 × 20,485,208.16
  4. Step 4: Simplify right side
    37,888,904.25x = 1,071,102,773,217,281.88
  5. Step 5: Solve for x
    x = 1,071,102,773,217,281.88/37,888,904.25
  6. Step 6: Final answer
    x = 28,269,563.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.