Home / 45,359,683.82-68,039,330.95-12,570,158.56

Finding the Fourth Proportional to 45,359,683.82, 68,039,330.95 and 12,570,158.56

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Solution

The fourth proportional to 45,359,683.82, 68,039,330.95 and 12,570,158.56 is: 18,855,183.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,359,683.82 : 68,039,330.95 = 12,570,158.56 : x
  2. Step 2: Convert to fraction form
    45,359,683.82/68,039,330.95 = 12,570,158.56/x
  3. Step 3: Cross multiply
    45,359,683.82x = 68,039,330.95 × 12,570,158.56
  4. Step 4: Simplify right side
    45,359,683.82x = 855,265,178,357,815.50
  5. Step 5: Solve for x
    x = 855,265,178,357,815.50/45,359,683.82
  6. Step 6: Final answer
    x = 18,855,183.86

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Why These Related Problems?

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