Home / 13,520,384.93-20,280,577.40-3,285,192.13

Finding the Fourth Proportional to 13,520,384.93, 20,280,577.40 and 3,285,192.13

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Solution

The fourth proportional to 13,520,384.93, 20,280,577.40 and 3,285,192.13 is: 4,927,788.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520,384.93 : 20,280,577.40 = 3,285,192.13 : x
  2. Step 2: Convert to fraction form
    13,520,384.93/20,280,577.40 = 3,285,192.13/x
  3. Step 3: Cross multiply
    13,520,384.93x = 20,280,577.40 × 3,285,192.13
  4. Step 4: Simplify right side
    13,520,384.93x = 66,625,593,211,527.93
  5. Step 5: Solve for x
    x = 66,625,593,211,527.93/13,520,384.93
  6. Step 6: Final answer
    x = 4,927,788.19

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Double scale
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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.