Home / 19,090,122.25-26,344,373.04-10,505,418.25

Finding the Fourth Proportional to 19,090,122.25, 26,344,373.04 and 10,505,418.25

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Solution

The fourth proportional to 19,090,122.25, 26,344,373.04 and 10,505,418.25 is: 14,497,479.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,122.25 : 26,344,373.04 = 10,505,418.25 : x
  2. Step 2: Convert to fraction form
    19,090,122.25/26,344,373.04 = 10,505,418.25/x
  3. Step 3: Cross multiply
    19,090,122.25x = 26,344,373.04 × 10,505,418.25
  4. Step 4: Simplify right side
    19,090,122.25x = 276,758,657,319,223.97
  5. Step 5: Solve for x
    x = 276,758,657,319,223.97/19,090,122.25
  6. Step 6: Final answer
    x = 14,497,479.57

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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.