Home / 55,460,862.43-76,538,243.67-30,680,622.04

Finding the Fourth Proportional to 55,460,862.43, 76,538,243.67 and 30,680,622.04

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Solution

The fourth proportional to 55,460,862.43, 76,538,243.67 and 30,680,622.04 is: 42,340,505.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,460,862.43 : 76,538,243.67 = 30,680,622.04 : x
  2. Step 2: Convert to fraction form
    55,460,862.43/76,538,243.67 = 30,680,622.04/x
  3. Step 3: Cross multiply
    55,460,862.43x = 76,538,243.67 × 30,680,622.04
  4. Step 4: Simplify right side
    55,460,862.43x = 2,348,240,925,644,692.50
  5. Step 5: Solve for x
    x = 2,348,240,925,644,692.50/55,460,862.43
  6. Step 6: Final answer
    x = 42,340,505.05

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.