Home / 55,416,959.18-76,472,116.87-30,635,668.17

Finding the Fourth Proportional to 55,416,959.18, 76,472,116.87 and 30,635,668.17

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Solution

The fourth proportional to 55,416,959.18, 76,472,116.87 and 30,635,668.17 is: 42,275,405.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,416,959.18 : 76,472,116.87 = 30,635,668.17 : x
  2. Step 2: Convert to fraction form
    55,416,959.18/76,472,116.87 = 30,635,668.17/x
  3. Step 3: Cross multiply
    55,416,959.18x = 76,472,116.87 × 30,635,668.17
  4. Step 4: Simplify right side
    55,416,959.18x = 2,342,774,396,533,600.50
  5. Step 5: Solve for x
    x = 2,342,774,396,533,600.50/55,416,959.18
  6. Step 6: Final answer
    x = 42,275,405.06

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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.