Home / 13,365,348.46-20,056,456.56-5,688,980.90

Finding the Fourth Proportional to 13,365,348.46, 20,056,456.56 and 5,688,980.90

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Solution

The fourth proportional to 13,365,348.46, 20,056,456.56 and 5,688,980.90 is: 8,537,061.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,348.46 : 20,056,456.56 = 5,688,980.90 : x
  2. Step 2: Convert to fraction form
    13,365,348.46/20,056,456.56 = 5,688,980.90/x
  3. Step 3: Cross multiply
    13,365,348.46x = 20,056,456.56 × 5,688,980.90
  4. Step 4: Simplify right side
    13,365,348.46x = 114,100,798,291,519.70
  5. Step 5: Solve for x
    x = 114,100,798,291,519.70/13,365,348.46
  6. Step 6: Final answer
    x = 8,537,061.24

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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.