Home / 9,003,099.78-12,424,277.34-4,928,718.78

Finding the Fourth Proportional to 9,003,099.78, 12,424,277.34 and 4,928,718.78

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Solution

The fourth proportional to 9,003,099.78, 12,424,277.34 and 4,928,718.78 is: 6,801,631.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003,099.78 : 12,424,277.34 = 4,928,718.78 : x
  2. Step 2: Convert to fraction form
    9,003,099.78/12,424,277.34 = 4,928,718.78/x
  3. Step 3: Cross multiply
    9,003,099.78x = 12,424,277.34 × 4,928,718.78
  4. Step 4: Simplify right side
    9,003,099.78x = 61,235,769,053,586.45
  5. Step 5: Solve for x
    x = 61,235,769,053,586.45/9,003,099.78
  6. Step 6: Final answer
    x = 6,801,631.72

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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.