Home / 13,501,448.22-18,632,055.29-7,306,495.19

Finding the Fourth Proportional to 13,501,448.22, 18,632,055.29 and 7,306,495.19

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Solution

The fourth proportional to 13,501,448.22, 18,632,055.29 and 7,306,495.19 is: 10,082,994.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501,448.22 : 18,632,055.29 = 7,306,495.19 : x
  2. Step 2: Convert to fraction form
    13,501,448.22/18,632,055.29 = 7,306,495.19/x
  3. Step 3: Cross multiply
    13,501,448.22x = 18,632,055.29 × 7,306,495.19
  4. Step 4: Simplify right side
    13,501,448.22x = 136,135,022,356,199.06
  5. Step 5: Solve for x
    x = 136,135,022,356,199.06/13,501,448.22
  6. Step 6: Final answer
    x = 10,082,994.07

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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.