Home / 29,082,812.20-43,623,808.70-13,126,434.60

Finding the Fourth Proportional to 29,082,812.20, 43,623,808.70 and 13,126,434.60

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Solution

The fourth proportional to 29,082,812.20, 43,623,808.70 and 13,126,434.60 is: 19,689,467.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,082,812.20 : 43,623,808.70 = 13,126,434.60 : x
  2. Step 2: Convert to fraction form
    29,082,812.20/43,623,808.70 = 13,126,434.60/x
  3. Step 3: Cross multiply
    29,082,812.20x = 43,623,808.70 × 13,126,434.60
  4. Step 4: Simplify right side
    29,082,812.20x = 572,625,071,903,461
  5. Step 5: Solve for x
    x = 572,625,071,903,461/29,082,812.20
  6. Step 6: Final answer
    x = 19,689,467.03

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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.