Home / 9,640,356.70-13,303,690.80-5,510,476.52

Finding the Fourth Proportional to 9,640,356.70, 13,303,690.80 and 5,510,476.52

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Solution

The fourth proportional to 9,640,356.70, 13,303,690.80 and 5,510,476.52 is: 7,604,456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,356.70 : 13,303,690.80 = 5,510,476.52 : x
  2. Step 2: Convert to fraction form
    9,640,356.70/13,303,690.80 = 5,510,476.52/x
  3. Step 3: Cross multiply
    9,640,356.70x = 13,303,690.80 × 5,510,476.52
  4. Step 4: Simplify right side
    9,640,356.70x = 73,309,675,782,740.02
  5. Step 5: Solve for x
    x = 73,309,675,782,740.02/9,640,356.70
  6. Step 6: Final answer
    x = 7,604,456.77

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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.