Home / 8,201,260.40-12,301,890.60-2,808,118.40

Finding the Fourth Proportional to 8,201,260.40, 12,301,890.60 and 2,808,118.40

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Solution

The fourth proportional to 8,201,260.40, 12,301,890.60 and 2,808,118.40 is: 4,212,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,260.40 : 12,301,890.60 = 2,808,118.40 : x
  2. Step 2: Convert to fraction form
    8,201,260.40/12,301,890.60 = 2,808,118.40/x
  3. Step 3: Cross multiply
    8,201,260.40x = 12,301,890.60 × 2,808,118.40
  4. Step 4: Simplify right side
    8,201,260.40x = 34,545,165,348,647.04
  5. Step 5: Solve for x
    x = 34,545,165,348,647.04/8,201,260.40
  6. Step 6: Final answer
    x = 4,212,177.60

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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.