Home / 9,004,113-12,426,861.78-5,135,747.40

Finding the Fourth Proportional to 9,004,113, 12,426,861.78 and 5,135,747.40

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Solution

The fourth proportional to 9,004,113, 12,426,861.78 and 5,135,747.40 is: 7,088,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,004,113 : 12,426,861.78 = 5,135,747.40 : x
  2. Step 2: Convert to fraction form
    9,004,113/12,426,861.78 = 5,135,747.40/x
  3. Step 3: Cross multiply
    9,004,113x = 12,426,861.78 × 5,135,747.40
  4. Step 4: Simplify right side
    9,004,113x = 63,821,223,076,794.38
  5. Step 5: Solve for x
    x = 63,821,223,076,794.38/9,004,113
  6. Step 6: Final answer
    x = 7,088,007.79

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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.