Home / 54,312,136.60-81,468,204.90-47,297,115.40

Finding the Fourth Proportional to 54,312,136.60, 81,468,204.90 and 47,297,115.40

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Solution

The fourth proportional to 54,312,136.60, 81,468,204.90 and 47,297,115.40 is: 70,945,673.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,312,136.60 : 81,468,204.90 = 47,297,115.40 : x
  2. Step 2: Convert to fraction form
    54,312,136.60/81,468,204.90 = 47,297,115.40/x
  3. Step 3: Cross multiply
    54,312,136.60x = 81,468,204.90 × 47,297,115.40
  4. Step 4: Simplify right side
    54,312,136.60x = 3,853,211,088,586,145.50
  5. Step 5: Solve for x
    x = 3,853,211,088,586,145.50/54,312,136.60
  6. Step 6: Final answer
    x = 70,945,673.10

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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.