Home / 39,034,208.43-53,867,526.47-21,630,844.22

Finding the Fourth Proportional to 39,034,208.43, 53,867,526.47 and 21,630,844.22

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Solution

The fourth proportional to 39,034,208.43, 53,867,526.47 and 21,630,844.22 is: 29,850,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,034,208.43 : 53,867,526.47 = 21,630,844.22 : x
  2. Step 2: Convert to fraction form
    39,034,208.43/53,867,526.47 = 21,630,844.22/x
  3. Step 3: Cross multiply
    39,034,208.43x = 53,867,526.47 × 21,630,844.22
  4. Step 4: Simplify right side
    39,034,208.43x = 1,165,200,073,211,804.75
  5. Step 5: Solve for x
    x = 1,165,200,073,211,804.75/39,034,208.43
  6. Step 6: Final answer
    x = 29,850,741.70

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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.