Home / 30,721,886.20-46,082,829.30-27,639,528.40

Finding the Fourth Proportional to 30,721,886.20, 46,082,829.30 and 27,639,528.40

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Solution

The fourth proportional to 30,721,886.20, 46,082,829.30 and 27,639,528.40 is: 41,459,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,721,886.20 : 46,082,829.30 = 27,639,528.40 : x
  2. Step 2: Convert to fraction form
    30,721,886.20/46,082,829.30 = 27,639,528.40/x
  3. Step 3: Cross multiply
    30,721,886.20x = 46,082,829.30 × 27,639,528.40
  4. Step 4: Simplify right side
    30,721,886.20x = 1,273,707,669,189,702
  5. Step 5: Solve for x
    x = 1,273,707,669,189,702/30,721,886.20
  6. Step 6: Final answer
    x = 41,459,292.60

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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.