Home / 19,402,271.40-29,105,999.10-6,619,564.20

Finding the Fourth Proportional to 19,402,271.40, 29,105,999.10 and 6,619,564.20

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Solution

The fourth proportional to 19,402,271.40, 29,105,999.10 and 6,619,564.20 is: 9,930,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,402,271.40 : 29,105,999.10 = 6,619,564.20 : x
  2. Step 2: Convert to fraction form
    19,402,271.40/29,105,999.10 = 6,619,564.20/x
  3. Step 3: Cross multiply
    19,402,271.40x = 29,105,999.10 × 6,619,564.20
  4. Step 4: Simplify right side
    19,402,271.40x = 192,669,029,647,592.25
  5. Step 5: Solve for x
    x = 192,669,029,647,592.25/19,402,271.40
  6. Step 6: Final answer
    x = 9,930,230.62

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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.