Home / 18,474,406.96-25,495,570.20-10,214,316.40

Finding the Fourth Proportional to 18,474,406.96, 25,495,570.20 and 10,214,316.40

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Solution

The fourth proportional to 18,474,406.96, 25,495,570.20 and 10,214,316.40 is: 14,096,247.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474,406.96 : 25,495,570.20 = 10,214,316.40 : x
  2. Step 2: Convert to fraction form
    18,474,406.96/25,495,570.20 = 10,214,316.40/x
  3. Step 3: Cross multiply
    18,474,406.96x = 25,495,570.20 × 10,214,316.40
  4. Step 4: Simplify right side
    18,474,406.96x = 260,419,820,821,211.28
  5. Step 5: Solve for x
    x = 260,419,820,821,211.28/18,474,406.96
  6. Step 6: Final answer
    x = 14,096,247.93

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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.