Home / 9,640,355.70-13,303,689.42-5,510,475.52

Finding the Fourth Proportional to 9,640,355.70, 13,303,689.42 and 5,510,475.52

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Solution

The fourth proportional to 9,640,355.70, 13,303,689.42 and 5,510,475.52 is: 7,604,455.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,355.70 : 13,303,689.42 = 5,510,475.52 : x
  2. Step 2: Convert to fraction form
    9,640,355.70/13,303,689.42 = 5,510,475.52/x
  3. Step 3: Cross multiply
    9,640,355.70x = 13,303,689.42 × 5,510,475.52
  4. Step 4: Simplify right side
    9,640,355.70x = 73,309,654,874,592.98
  5. Step 5: Solve for x
    x = 73,309,654,874,592.98/9,640,355.70
  6. Step 6: Final answer
    x = 7,604,455.39

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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.