Home / 13,542,594.48-18,688,780.44-7,741,505.70

Finding the Fourth Proportional to 13,542,594.48, 18,688,780.44 and 7,741,505.70

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Solution

The fourth proportional to 13,542,594.48, 18,688,780.44 and 7,741,505.70 is: 10,683,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,594.48 : 18,688,780.44 = 7,741,505.70 : x
  2. Step 2: Convert to fraction form
    13,542,594.48/18,688,780.44 = 7,741,505.70/x
  3. Step 3: Cross multiply
    13,542,594.48x = 18,688,780.44 × 7,741,505.70
  4. Step 4: Simplify right side
    13,542,594.48x = 144,679,300,302,308.53
  5. Step 5: Solve for x
    x = 144,679,300,302,308.53/13,542,594.48
  6. Step 6: Final answer
    x = 10,683,277.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.