Home / 10,621,908.90-15,932,839.05-4,552,705.26

Finding the Fourth Proportional to 10,621,908.90, 15,932,839.05 and 4,552,705.26

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Solution

The fourth proportional to 10,621,908.90, 15,932,839.05 and 4,552,705.26 is: 6,829,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621,908.90 : 15,932,839.05 = 4,552,705.26 : x
  2. Step 2: Convert to fraction form
    10,621,908.90/15,932,839.05 = 4,552,705.26/x
  3. Step 3: Cross multiply
    10,621,908.90x = 15,932,839.05 × 4,552,705.26
  4. Step 4: Simplify right side
    10,621,908.90x = 72,537,520,149,668.41
  5. Step 5: Solve for x
    x = 72,537,520,149,668.41/10,621,908.90
  6. Step 6: Final answer
    x = 6,829,047.47

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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.