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Finding the Fourth Proportional to 13,197,004.40, 18,501,000.40 and 13,197,004.40

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Solution

The fourth proportional to 13,197,004.40, 18,501,000.40 and 13,197,004.40 is: 18,501,000.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197,004.40 : 18,501,000.40 = 13,197,004.40 : x
  2. Step 2: Convert to fraction form
    13,197,004.40/18,501,000.40 = 13,197,004.40/x
  3. Step 3: Cross multiply
    13,197,004.40x = 18,501,000.40 × 13,197,004.40
  4. Step 4: Simplify right side
    13,197,004.40x = 244,157,783,683,201.75
  5. Step 5: Solve for x
    x = 244,157,783,683,201.75/13,197,004.40
  6. Step 6: Final answer
    x = 18,501,000.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.