Home / 12,098,085.60-18,147,128.40-4,524,650.40

Finding the Fourth Proportional to 12,098,085.60, 18,147,128.40 and 4,524,650.40

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Solution

The fourth proportional to 12,098,085.60, 18,147,128.40 and 4,524,650.40 is: 6,786,975.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,085.60 : 18,147,128.40 = 4,524,650.40 : x
  2. Step 2: Convert to fraction form
    12,098,085.60/18,147,128.40 = 4,524,650.40/x
  3. Step 3: Cross multiply
    12,098,085.60x = 18,147,128.40 × 4,524,650.40
  4. Step 4: Simplify right side
    12,098,085.60x = 82,109,411,773,911.36
  5. Step 5: Solve for x
    x = 82,109,411,773,911.36/12,098,085.60
  6. Step 6: Final answer
    x = 6,786,975.60

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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.