Home / 16,852,638.64-23,280,449.88-13,410,475.60

Finding the Fourth Proportional to 16,852,638.64, 23,280,449.88 and 13,410,475.60

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Solution

The fourth proportional to 16,852,638.64, 23,280,449.88 and 13,410,475.60 is: 18,525,401.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,852,638.64 : 23,280,449.88 = 13,410,475.60 : x
  2. Step 2: Convert to fraction form
    16,852,638.64/23,280,449.88 = 13,410,475.60/x
  3. Step 3: Cross multiply
    16,852,638.64x = 23,280,449.88 × 13,410,475.60
  4. Step 4: Simplify right side
    16,852,638.64x = 312,201,905,072,762.88
  5. Step 5: Solve for x
    x = 312,201,905,072,762.88/16,852,638.64
  6. Step 6: Final answer
    x = 18,525,401.97

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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.