Home / 7,980,903.60-11,969,022.60-2,862,740.40

Finding the Fourth Proportional to 7,980,903.60, 11,969,022.60 and 2,862,740.40

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Solution

The fourth proportional to 7,980,903.60, 11,969,022.60 and 2,862,740.40 is: 4,293,273.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,903.60 : 11,969,022.60 = 2,862,740.40 : x
  2. Step 2: Convert to fraction form
    7,980,903.60/11,969,022.60 = 2,862,740.40/x
  3. Step 3: Cross multiply
    7,980,903.60x = 11,969,022.60 × 2,862,740.40
  4. Step 4: Simplify right side
    7,980,903.60x = 34,264,204,545,533.04
  5. Step 5: Solve for x
    x = 34,264,204,545,533.04/7,980,903.60
  6. Step 6: Final answer
    x = 4,293,273.83

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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.