Home / 14,019,620.80-21,029,431.20-9,232,715.20

Finding the Fourth Proportional to 14,019,620.80, 21,029,431.20 and 9,232,715.20

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Solution

The fourth proportional to 14,019,620.80, 21,029,431.20 and 9,232,715.20 is: 13,849,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019,620.80 : 21,029,431.20 = 9,232,715.20 : x
  2. Step 2: Convert to fraction form
    14,019,620.80/21,029,431.20 = 9,232,715.20/x
  3. Step 3: Cross multiply
    14,019,620.80x = 21,029,431.20 × 9,232,715.20
  4. Step 4: Simplify right side
    14,019,620.80x = 194,158,749,087,594.22
  5. Step 5: Solve for x
    x = 194,158,749,087,594.22/14,019,620.80
  6. Step 6: Final answer
    x = 13,849,072.80

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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.