Home / 38,494,783.04-57,742,912.67-12,587,181.91

Finding the Fourth Proportional to 38,494,783.04, 57,742,912.67 and 12,587,181.91

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Solution

The fourth proportional to 38,494,783.04, 57,742,912.67 and 12,587,181.91 is: 18,881,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,494,783.04 : 57,742,912.67 = 12,587,181.91 : x
  2. Step 2: Convert to fraction form
    38,494,783.04/57,742,912.67 = 12,587,181.91/x
  3. Step 3: Cross multiply
    38,494,783.04x = 57,742,912.67 × 12,587,181.91
  4. Step 4: Simplify right side
    38,494,783.04x = 726,820,545,583,240.62
  5. Step 5: Solve for x
    x = 726,820,545,583,240.62/38,494,783.04
  6. Step 6: Final answer
    x = 18,881,014.21

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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.