Home / 30,995,741.16-46,504,074.78-13,721,559.48

Finding the Fourth Proportional to 30,995,741.16, 46,504,074.78 and 13,721,559.48

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Solution

The fourth proportional to 30,995,741.16, 46,504,074.78 and 13,721,559.48 is: 20,586,971.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,995,741.16 : 46,504,074.78 = 13,721,559.48 : x
  2. Step 2: Convert to fraction form
    30,995,741.16/46,504,074.78 = 13,721,559.48/x
  3. Step 3: Cross multiply
    30,995,741.16x = 46,504,074.78 × 13,721,559.48
  4. Step 4: Simplify right side
    30,995,741.16x = 638,108,428,156,138
  5. Step 5: Solve for x
    x = 638,108,428,156,138/30,995,741.16
  6. Step 6: Final answer
    x = 20,586,971.12

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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.