Home / 6,119,964.60-9,179,946.90-2,931,318.60

Finding the Fourth Proportional to 6,119,964.60, 9,179,946.90 and 2,931,318.60

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Solution

The fourth proportional to 6,119,964.60, 9,179,946.90 and 2,931,318.60 is: 4,396,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,964.60 : 9,179,946.90 = 2,931,318.60 : x
  2. Step 2: Convert to fraction form
    6,119,964.60/9,179,946.90 = 2,931,318.60/x
  3. Step 3: Cross multiply
    6,119,964.60x = 9,179,946.90 × 2,931,318.60
  4. Step 4: Simplify right side
    6,119,964.60x = 26,909,349,094,982.34
  5. Step 5: Solve for x
    x = 26,909,349,094,982.34/6,119,964.60
  6. Step 6: Final answer
    x = 4,396,977.90

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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.