Home / 13,590,656.07-18,755,499.81-7,396,102.50

Finding the Fourth Proportional to 13,590,656.07, 18,755,499.81 and 7,396,102.50

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Solution

The fourth proportional to 13,590,656.07, 18,755,499.81 and 7,396,102.50 is: 10,206,836.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,590,656.07 : 18,755,499.81 = 7,396,102.50 : x
  2. Step 2: Convert to fraction form
    13,590,656.07/18,755,499.81 = 7,396,102.50/x
  3. Step 3: Cross multiply
    13,590,656.07x = 18,755,499.81 × 7,396,102.50
  4. Step 4: Simplify right side
    13,590,656.07x = 138,717,599,033,490.52
  5. Step 5: Solve for x
    x = 138,717,599,033,490.52/13,590,656.07
  6. Step 6: Final answer
    x = 10,206,836.10

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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.