Home / 10,852,969.40-16,281,786.90-3,280,700.60

Finding the Fourth Proportional to 10,852,969.40, 16,281,786.90 and 3,280,700.60

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Solution

The fourth proportional to 10,852,969.40, 16,281,786.90 and 3,280,700.60 is: 4,921,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852,969.40 : 16,281,786.90 = 3,280,700.60 : x
  2. Step 2: Convert to fraction form
    10,852,969.40/16,281,786.90 = 3,280,700.60/x
  3. Step 3: Cross multiply
    10,852,969.40x = 16,281,786.90 × 3,280,700.60
  4. Step 4: Simplify right side
    10,852,969.40x = 53,415,668,051,902.14
  5. Step 5: Solve for x
    x = 53,415,668,051,902.14/10,852,969.40
  6. Step 6: Final answer
    x = 4,921,756.07

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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.