Home / 55,228,182.34-76,214,975.61-30,781,371.46

Finding the Fourth Proportional to 55,228,182.34, 76,214,975.61 and 30,781,371.46

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Solution

The fourth proportional to 55,228,182.34, 76,214,975.61 and 30,781,371.46 is: 42,478,339.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,228,182.34 : 76,214,975.61 = 30,781,371.46 : x
  2. Step 2: Convert to fraction form
    55,228,182.34/76,214,975.61 = 30,781,371.46/x
  3. Step 3: Cross multiply
    55,228,182.34x = 76,214,975.61 × 30,781,371.46
  4. Step 4: Simplify right side
    55,228,182.34x = 2,346,001,475,066,250
  5. Step 5: Solve for x
    x = 2,346,001,475,066,250/55,228,182.34
  6. Step 6: Final answer
    x = 42,478,339.42

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