Home / 13,081,741.04-18,052,802.64-7,281,892.91

Finding the Fourth Proportional to 13,081,741.04, 18,052,802.64 and 7,281,892.91

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Solution

The fourth proportional to 13,081,741.04, 18,052,802.64 and 7,281,892.91 is: 10,049,012.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,741.04 : 18,052,802.64 = 7,281,892.91 : x
  2. Step 2: Convert to fraction form
    13,081,741.04/18,052,802.64 = 7,281,892.91/x
  3. Step 3: Cross multiply
    13,081,741.04x = 18,052,802.64 × 7,281,892.91
  4. Step 4: Simplify right side
    13,081,741.04x = 131,458,575,594,977.28
  5. Step 5: Solve for x
    x = 131,458,575,594,977.28/13,081,741.04
  6. Step 6: Final answer
    x = 10,049,012.22

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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.