Home / 19,421,440.40-29,107,277.40-17,281,485.20

Finding the Fourth Proportional to 19,421,440.40, 29,107,277.40 and 17,281,485.20

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Solution

The fourth proportional to 19,421,440.40, 29,107,277.40 and 17,281,485.20 is: 25,900,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,421,440.40 : 29,107,277.40 = 17,281,485.20 : x
  2. Step 2: Convert to fraction form
    19,421,440.40/29,107,277.40 = 17,281,485.20/x
  3. Step 3: Cross multiply
    19,421,440.40x = 29,107,277.40 × 17,281,485.20
  4. Step 4: Simplify right side
    19,421,440.40x = 503,016,983,600,394.44
  5. Step 5: Solve for x
    x = 503,016,983,600,394.44/19,421,440.40
  6. Step 6: Final answer
    x = 25,900,086.36

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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.