Home / 19,251,702.07-28,858,110.37-12,068,270.93

Finding the Fourth Proportional to 19,251,702.07, 28,858,110.37 and 12,068,270.93

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Solution

The fourth proportional to 19,251,702.07, 28,858,110.37 and 12,068,270.93 is: 18,090,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,702.07 : 28,858,110.37 = 12,068,270.93 : x
  2. Step 2: Convert to fraction form
    19,251,702.07/28,858,110.37 = 12,068,270.93/x
  3. Step 3: Cross multiply
    19,251,702.07x = 28,858,110.37 × 12,068,270.93
  4. Step 4: Simplify right side
    19,251,702.07x = 348,267,494,514,977.12
  5. Step 5: Solve for x
    x = 348,267,494,514,977.12/19,251,702.07
  6. Step 6: Final answer
    x = 18,090,218.38

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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.