Home / 9,020,601.87-12,379,411.35-8,956,828.95

Finding the Fourth Proportional to 9,020,601.87, 12,379,411.35 and 8,956,828.95

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Solution

The fourth proportional to 9,020,601.87, 12,379,411.35 and 8,956,828.95 is: 12,291,892.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020,601.87 : 12,379,411.35 = 8,956,828.95 : x
  2. Step 2: Convert to fraction form
    9,020,601.87/12,379,411.35 = 8,956,828.95/x
  3. Step 3: Cross multiply
    9,020,601.87x = 12,379,411.35 × 8,956,828.95
  4. Step 4: Simplify right side
    9,020,601.87x = 110,880,269,963,638.56
  5. Step 5: Solve for x
    x = 110,880,269,963,638.56/9,020,601.87
  6. Step 6: Final answer
    x = 12,291,892.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.