Home / 16,925,971.50-25,388,901.90-6,143,257.98

Finding the Fourth Proportional to 16,925,971.50, 25,388,901.90 and 6,143,257.98

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Solution

The fourth proportional to 16,925,971.50, 25,388,901.90 and 6,143,257.98 is: 9,214,866.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,925,971.50 : 25,388,901.90 = 6,143,257.98 : x
  2. Step 2: Convert to fraction form
    16,925,971.50/25,388,901.90 = 6,143,257.98/x
  3. Step 3: Cross multiply
    16,925,971.50x = 25,388,901.90 × 6,143,257.98
  4. Step 4: Simplify right side
    16,925,971.50x = 155,970,574,200,612.16
  5. Step 5: Solve for x
    x = 155,970,574,200,612.16/16,925,971.50
  6. Step 6: Final answer
    x = 9,214,866.88

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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.