Home / 45,786,622.40-68,679,933.60-13,869,771.20

Finding the Fourth Proportional to 45,786,622.40, 68,679,933.60 and 13,869,771.20

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Solution

The fourth proportional to 45,786,622.40, 68,679,933.60 and 13,869,771.20 is: 20,804,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,786,622.40 : 68,679,933.60 = 13,869,771.20 : x
  2. Step 2: Convert to fraction form
    45,786,622.40/68,679,933.60 = 13,869,771.20/x
  3. Step 3: Cross multiply
    45,786,622.40x = 68,679,933.60 × 13,869,771.20
  4. Step 4: Simplify right side
    45,786,622.40x = 952,574,965,063,192.12
  5. Step 5: Solve for x
    x = 952,574,965,063,192.12/45,786,622.40
  6. Step 6: Final answer
    x = 20,804,656.80

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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.