Home / 13,470,682.30-20,206,023.45-4,372,762.30

Finding the Fourth Proportional to 13,470,682.30, 20,206,023.45 and 4,372,762.30

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Solution

The fourth proportional to 13,470,682.30, 20,206,023.45 and 4,372,762.30 is: 6,559,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470,682.30 : 20,206,023.45 = 4,372,762.30 : x
  2. Step 2: Convert to fraction form
    13,470,682.30/20,206,023.45 = 4,372,762.30/x
  3. Step 3: Cross multiply
    13,470,682.30x = 20,206,023.45 × 4,372,762.30
  4. Step 4: Simplify right side
    13,470,682.30x = 88,356,137,575,075.92
  5. Step 5: Solve for x
    x = 88,356,137,575,075.92/13,470,682.30
  6. Step 6: Final answer
    x = 6,559,143.45

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Similar ratio
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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.