Home / 29,147,246.80-43,720,870.20-13,997,525.20

Finding the Fourth Proportional to 29,147,246.80, 43,720,870.20 and 13,997,525.20

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Solution

The fourth proportional to 29,147,246.80, 43,720,870.20 and 13,997,525.20 is: 20,996,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,246.80 : 43,720,870.20 = 13,997,525.20 : x
  2. Step 2: Convert to fraction form
    29,147,246.80/43,720,870.20 = 13,997,525.20/x
  3. Step 3: Cross multiply
    29,147,246.80x = 43,720,870.20 × 13,997,525.20
  4. Step 4: Simplify right side
    29,147,246.80x = 611,983,982,390,429
  5. Step 5: Solve for x
    x = 611,983,982,390,429/29,147,246.80
  6. Step 6: Final answer
    x = 20,996,287.80

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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.