Home / 5,412,005.40-8,118,008.10-1,624,996.20

Finding the Fourth Proportional to 5,412,005.40, 8,118,008.10 and 1,624,996.20

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Solution

The fourth proportional to 5,412,005.40, 8,118,008.10 and 1,624,996.20 is: 2,437,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412,005.40 : 8,118,008.10 = 1,624,996.20 : x
  2. Step 2: Convert to fraction form
    5,412,005.40/8,118,008.10 = 1,624,996.20/x
  3. Step 3: Cross multiply
    5,412,005.40x = 8,118,008.10 × 1,624,996.20
  4. Step 4: Simplify right side
    5,412,005.40x = 13,191,732,314,069.22
  5. Step 5: Solve for x
    x = 13,191,732,314,069.22/5,412,005.40
  6. Step 6: Final answer
    x = 2,437,494.30

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Similar ratio
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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.