Home / 10,984,946.40-16,482,085.20-5,302,245.60

Finding the Fourth Proportional to 10,984,946.40, 16,482,085.20 and 5,302,245.60

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Solution

The fourth proportional to 10,984,946.40, 16,482,085.20 and 5,302,245.60 is: 7,955,620.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984,946.40 : 16,482,085.20 = 5,302,245.60 : x
  2. Step 2: Convert to fraction form
    10,984,946.40/16,482,085.20 = 5,302,245.60/x
  3. Step 3: Cross multiply
    10,984,946.40x = 16,482,085.20 × 5,302,245.60
  4. Step 4: Simplify right side
    10,984,946.40x = 87,392,063,730,525.11
  5. Step 5: Solve for x
    x = 87,392,063,730,525.11/10,984,946.40
  6. Step 6: Final answer
    x = 7,955,620.41

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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.