Home / 13,832,980.20-20,749,470.30-7,114,516.20

Finding the Fourth Proportional to 13,832,980.20, 20,749,470.30 and 7,114,516.20

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Solution

The fourth proportional to 13,832,980.20, 20,749,470.30 and 7,114,516.20 is: 10,671,774.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832,980.20 : 20,749,470.30 = 7,114,516.20 : x
  2. Step 2: Convert to fraction form
    13,832,980.20/20,749,470.30 = 7,114,516.20/x
  3. Step 3: Cross multiply
    13,832,980.20x = 20,749,470.30 × 7,114,516.20
  4. Step 4: Simplify right side
    13,832,980.20x = 147,622,442,590,768.88
  5. Step 5: Solve for x
    x = 147,622,442,590,768.88/13,832,980.20
  6. Step 6: Final answer
    x = 10,671,774.30

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1.5x scale

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.