Home / 38,494,784.04-57,742,914.17-12,587,182.91

Finding the Fourth Proportional to 38,494,784.04, 57,742,914.17 and 12,587,182.91

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Solution

The fourth proportional to 38,494,784.04, 57,742,914.17 and 12,587,182.91 is: 18,881,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,494,784.04 : 57,742,914.17 = 12,587,182.91 : x
  2. Step 2: Convert to fraction form
    38,494,784.04/57,742,914.17 = 12,587,182.91/x
  3. Step 3: Cross multiply
    38,494,784.04x = 57,742,914.17 × 12,587,182.91
  4. Step 4: Simplify right side
    38,494,784.04x = 726,820,622,414,220.88
  5. Step 5: Solve for x
    x = 726,820,622,414,220.88/38,494,784.04
  6. Step 6: Final answer
    x = 18,881,015.72

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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.