Home / 14,685,114.33-20,264,268.22-8,490,558.87

Finding the Fourth Proportional to 14,685,114.33, 20,264,268.22 and 8,490,558.87

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Solution

The fourth proportional to 14,685,114.33, 20,264,268.22 and 8,490,558.87 is: 11,716,283.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685,114.33 : 20,264,268.22 = 8,490,558.87 : x
  2. Step 2: Convert to fraction form
    14,685,114.33/20,264,268.22 = 8,490,558.87/x
  3. Step 3: Cross multiply
    14,685,114.33x = 20,264,268.22 × 8,490,558.87
  4. Step 4: Simplify right side
    14,685,114.33x = 172,054,962,258,153.72
  5. Step 5: Solve for x
    x = 172,054,962,258,153.72/14,685,114.33
  6. Step 6: Final answer
    x = 11,716,283.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.