Home / 40,646,938-56,091,272.42-22,061,679.10

Finding the Fourth Proportional to 40,646,938, 56,091,272.42 and 22,061,679.10

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Solution

The fourth proportional to 40,646,938, 56,091,272.42 and 22,061,679.10 is: 30,444,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,646,938 : 56,091,272.42 = 22,061,679.10 : x
  2. Step 2: Convert to fraction form
    40,646,938/56,091,272.42 = 22,061,679.10/x
  3. Step 3: Cross multiply
    40,646,938x = 56,091,272.42 × 22,061,679.10
  4. Step 4: Simplify right side
    40,646,938x = 1,237,467,652,440,720.50
  5. Step 5: Solve for x
    x = 1,237,467,652,440,720.50/40,646,938
  6. Step 6: Final answer
    x = 30,444,301.92

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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.