Home / 55,249,978.62-82,882,531.26-18,848,595.60

Finding the Fourth Proportional to 55,249,978.62, 82,882,531.26 and 18,848,595.60

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Solution

The fourth proportional to 55,249,978.62, 82,882,531.26 and 18,848,595.60 is: 28,275,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,249,978.62 : 82,882,531.26 = 18,848,595.60 : x
  2. Step 2: Convert to fraction form
    55,249,978.62/82,882,531.26 = 18,848,595.60/x
  3. Step 3: Cross multiply
    55,249,978.62x = 82,882,531.26 × 18,848,595.60
  4. Step 4: Simplify right side
    55,249,978.62x = 1,562,219,314,024,098.75
  5. Step 5: Solve for x
    x = 1,562,219,314,024,098.75/55,249,978.62
  6. Step 6: Final answer
    x = 28,275,473.64

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.