Home / 8,717,429.49-12,025,043.19-5,448,571.17

Finding the Fourth Proportional to 8,717,429.49, 12,025,043.19 and 5,448,571.17

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Solution

The fourth proportional to 8,717,429.49, 12,025,043.19 and 5,448,571.17 is: 7,515,897.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717,429.49 : 12,025,043.19 = 5,448,571.17 : x
  2. Step 2: Convert to fraction form
    8,717,429.49/12,025,043.19 = 5,448,571.17/x
  3. Step 3: Cross multiply
    8,717,429.49x = 12,025,043.19 × 5,448,571.17
  4. Step 4: Simplify right side
    8,717,429.49x = 65,519,303,643,038.83
  5. Step 5: Solve for x
    x = 65,519,303,643,038.83/8,717,429.49
  6. Step 6: Final answer
    x = 7,515,897.17

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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.