Home / 42,719,739.69-58,952,032.83-25,078,358.86

Finding the Fourth Proportional to 42,719,739.69, 58,952,032.83 and 25,078,358.86

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Solution

The fourth proportional to 42,719,739.69, 58,952,032.83 and 25,078,358.86 is: 34,607,426.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,719,739.69 : 58,952,032.83 = 25,078,358.86 : x
  2. Step 2: Convert to fraction form
    42,719,739.69/58,952,032.83 = 25,078,358.86/x
  3. Step 3: Cross multiply
    42,719,739.69x = 58,952,032.83 × 25,078,358.86
  4. Step 4: Simplify right side
    42,719,739.69x = 1,478,420,234,837,241.25
  5. Step 5: Solve for x
    x = 1,478,420,234,837,241.25/42,719,739.69
  6. Step 6: Final answer
    x = 34,607,426.11

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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.