Home / 9,152,949.15-12,630,150.18-5,481,771.71

Finding the Fourth Proportional to 9,152,949.15, 12,630,150.18 and 5,481,771.71

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Solution

The fourth proportional to 9,152,949.15, 12,630,150.18 and 5,481,771.71 is: 7,564,294.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152,949.15 : 12,630,150.18 = 5,481,771.71 : x
  2. Step 2: Convert to fraction form
    9,152,949.15/12,630,150.18 = 5,481,771.71/x
  3. Step 3: Cross multiply
    9,152,949.15x = 12,630,150.18 × 5,481,771.71
  4. Step 4: Simplify right side
    9,152,949.15x = 69,235,599,886,624.66
  5. Step 5: Solve for x
    x = 69,235,599,886,624.66/9,152,949.15
  6. Step 6: Final answer
    x = 7,564,294.17

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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.