Home / 34,372,157.52-47,420,152.44-19,679,971.72

Finding the Fourth Proportional to 34,372,157.52, 47,420,152.44 and 19,679,971.72

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Solution

The fourth proportional to 34,372,157.52, 47,420,152.44 and 19,679,971.72 is: 27,150,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,372,157.52 : 47,420,152.44 = 19,679,971.72 : x
  2. Step 2: Convert to fraction form
    34,372,157.52/47,420,152.44 = 19,679,971.72/x
  3. Step 3: Cross multiply
    34,372,157.52x = 47,420,152.44 × 19,679,971.72
  4. Step 4: Simplify right side
    34,372,157.52x = 933,227,258,977,288.88
  5. Step 5: Solve for x
    x = 933,227,258,977,288.88/34,372,157.52
  6. Step 6: Final answer
    x = 27,150,674.45

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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.