Home / 31,404,200.70-47,106,301.05-29,136,719.10

Finding the Fourth Proportional to 31,404,200.70, 47,106,301.05 and 29,136,719.10

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Solution

The fourth proportional to 31,404,200.70, 47,106,301.05 and 29,136,719.10 is: 43,705,078.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,404,200.70 : 47,106,301.05 = 29,136,719.10 : x
  2. Step 2: Convert to fraction form
    31,404,200.70/47,106,301.05 = 29,136,719.10/x
  3. Step 3: Cross multiply
    31,404,200.70x = 47,106,301.05 × 29,136,719.10
  4. Step 4: Simplify right side
    31,404,200.70x = 1,372,523,061,533,885
  5. Step 5: Solve for x
    x = 1,372,523,061,533,885/31,404,200.70
  6. Step 6: Final answer
    x = 43,705,078.65

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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.