Home / 10,621,909.40-15,932,839.80-4,552,705.76

Finding the Fourth Proportional to 10,621,909.40, 15,932,839.80 and 4,552,705.76

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Solution

The fourth proportional to 10,621,909.40, 15,932,839.80 and 4,552,705.76 is: 6,829,048.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621,909.40 : 15,932,839.80 = 4,552,705.76 : x
  2. Step 2: Convert to fraction form
    10,621,909.40/15,932,839.80 = 4,552,705.76/x
  3. Step 3: Cross multiply
    10,621,909.40x = 15,932,839.80 × 4,552,705.76
  4. Step 4: Simplify right side
    10,621,909.40x = 72,537,531,530,617.25
  5. Step 5: Solve for x
    x = 72,537,531,530,617.25/10,621,909.40
  6. Step 6: Final answer
    x = 6,829,048.22

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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.