Home / 20,736,000.60-31,104,000.90-10,119,168.60

Finding the Fourth Proportional to 20,736,000.60, 31,104,000.90 and 10,119,168.60

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Solution

The fourth proportional to 20,736,000.60, 31,104,000.90 and 10,119,168.60 is: 15,178,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,000.60 : 31,104,000.90 = 10,119,168.60 : x
  2. Step 2: Convert to fraction form
    20,736,000.60/31,104,000.90 = 10,119,168.60/x
  3. Step 3: Cross multiply
    20,736,000.60x = 31,104,000.90 × 10,119,168.60
  4. Step 4: Simplify right side
    20,736,000.60x = 314,746,629,241,651.69
  5. Step 5: Solve for x
    x = 314,746,629,241,651.69/20,736,000.60
  6. Step 6: Final answer
    x = 15,178,752.90

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1.5x scale

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.