Home / 56,080,135.05-77,390,693.47-30,962,292.92

Finding the Fourth Proportional to 56,080,135.05, 77,390,693.47 and 30,962,292.92

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Solution

The fourth proportional to 56,080,135.05, 77,390,693.47 and 30,962,292.92 is: 42,728,023.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,080,135.05 : 77,390,693.47 = 30,962,292.92 : x
  2. Step 2: Convert to fraction form
    56,080,135.05/77,390,693.47 = 30,962,292.92/x
  3. Step 3: Cross multiply
    56,080,135.05x = 77,390,693.47 × 30,962,292.92
  4. Step 4: Simplify right side
    56,080,135.05x = 2,396,193,320,500,071.50
  5. Step 5: Solve for x
    x = 2,396,193,320,500,071.50/56,080,135.05
  6. Step 6: Final answer
    x = 42,728,023.36

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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.