Home / 12,096,743.10-18,145,114.65-12,012,762.30

Finding the Fourth Proportional to 12,096,743.10, 18,145,114.65 and 12,012,762.30

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Solution

The fourth proportional to 12,096,743.10, 18,145,114.65 and 12,012,762.30 is: 18,019,143.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,743.10 : 18,145,114.65 = 12,012,762.30 : x
  2. Step 2: Convert to fraction form
    12,096,743.10/18,145,114.65 = 12,012,762.30/x
  3. Step 3: Cross multiply
    12,096,743.10x = 18,145,114.65 × 12,012,762.30
  4. Step 4: Simplify right side
    12,096,743.10x = 217,972,949,196,697.69
  5. Step 5: Solve for x
    x = 217,972,949,196,697.69/12,096,743.10
  6. Step 6: Final answer
    x = 18,019,143.45

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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.