Home / 46,401,136.56-69,614,736-13,612,479.12

Finding the Fourth Proportional to 46,401,136.56, 69,614,736 and 13,612,479.12

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Solution

The fourth proportional to 46,401,136.56, 69,614,736 and 13,612,479.12 is: 20,422,541.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,401,136.56 : 69,614,736 = 13,612,479.12 : x
  2. Step 2: Convert to fraction form
    46,401,136.56/69,614,736 = 13,612,479.12/x
  3. Step 3: Cross multiply
    46,401,136.56x = 69,614,736 × 13,612,479.12
  4. Step 4: Simplify right side
    46,401,136.56x = 947,629,140,244,312.25
  5. Step 5: Solve for x
    x = 947,629,140,244,312.25/46,401,136.56
  6. Step 6: Final answer
    x = 20,422,541.57

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1.5x scale

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.