Home / 7,167,966.40-10,751,949.60-2,119,276.90

Finding the Fourth Proportional to 7,167,966.40, 10,751,949.60 and 2,119,276.90

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Solution

The fourth proportional to 7,167,966.40, 10,751,949.60 and 2,119,276.90 is: 3,178,915.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,966.40 : 10,751,949.60 = 2,119,276.90 : x
  2. Step 2: Convert to fraction form
    7,167,966.40/10,751,949.60 = 2,119,276.90/x
  3. Step 3: Cross multiply
    7,167,966.40x = 10,751,949.60 × 2,119,276.90
  4. Step 4: Simplify right side
    7,167,966.40x = 22,786,358,417,244.24
  5. Step 5: Solve for x
    x = 22,786,358,417,244.24/7,167,966.40
  6. Step 6: Final answer
    x = 3,178,915.35

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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.