Home / 35,490,692.70-53,236,039.05-12,763,388.70

Finding the Fourth Proportional to 35,490,692.70, 53,236,039.05 and 12,763,388.70

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Solution

The fourth proportional to 35,490,692.70, 53,236,039.05 and 12,763,388.70 is: 19,145,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490,692.70 : 53,236,039.05 = 12,763,388.70 : x
  2. Step 2: Convert to fraction form
    35,490,692.70/53,236,039.05 = 12,763,388.70/x
  3. Step 3: Cross multiply
    35,490,692.70x = 53,236,039.05 × 12,763,388.70
  4. Step 4: Simplify right side
    35,490,692.70x = 679,472,259,243,528.62
  5. Step 5: Solve for x
    x = 679,472,259,243,528.62/35,490,692.70
  6. Step 6: Final answer
    x = 19,145,083.05

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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.