Home / 9,339,729.40-14,020,091.70-7,219,214.20

Finding the Fourth Proportional to 9,339,729.40, 14,020,091.70 and 7,219,214.20

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Solution

The fourth proportional to 9,339,729.40, 14,020,091.70 and 7,219,214.20 is: 10,836,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339,729.40 : 14,020,091.70 = 7,219,214.20 : x
  2. Step 2: Convert to fraction form
    9,339,729.40/14,020,091.70 = 7,219,214.20/x
  3. Step 3: Cross multiply
    9,339,729.40x = 14,020,091.70 × 7,219,214.20
  4. Step 4: Simplify right side
    9,339,729.40x = 101,214,045,085,942.14
  5. Step 5: Solve for x
    x = 101,214,045,085,942.14/9,339,729.40
  6. Step 6: Final answer
    x = 10,836,935.50

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1.5x scale

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.