Home / 17,091,692.20-25,637,538.30-5,124,428.20

Finding the Fourth Proportional to 17,091,692.20, 25,637,538.30 and 5,124,428.20

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Solution

The fourth proportional to 17,091,692.20, 25,637,538.30 and 5,124,428.20 is: 7,686,642.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091,692.20 : 25,637,538.30 = 5,124,428.20 : x
  2. Step 2: Convert to fraction form
    17,091,692.20/25,637,538.30 = 5,124,428.20/x
  3. Step 3: Cross multiply
    17,091,692.20x = 25,637,538.30 × 5,124,428.20
  4. Step 4: Simplify right side
    17,091,692.20x = 131,377,724,243,100.06
  5. Step 5: Solve for x
    x = 131,377,724,243,100.06/17,091,692.20
  6. Step 6: Final answer
    x = 7,686,642.30

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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.