Home / 9,339,748.90-14,020,120.95-7,219,233.70

Finding the Fourth Proportional to 9,339,748.90, 14,020,120.95 and 7,219,233.70

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Solution

The fourth proportional to 9,339,748.90, 14,020,120.95 and 7,219,233.70 is: 10,836,964.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339,748.90 : 14,020,120.95 = 7,219,233.70 : x
  2. Step 2: Convert to fraction form
    9,339,748.90/14,020,120.95 = 7,219,233.70/x
  3. Step 3: Cross multiply
    9,339,748.90x = 14,020,120.95 × 7,219,233.70
  4. Step 4: Simplify right side
    9,339,748.90x = 101,214,529,640,316.02
  5. Step 5: Solve for x
    x = 101,214,529,640,316.02/9,339,748.90
  6. Step 6: Final answer
    x = 10,836,964.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.