Home / 13,537,832.48-18,682,034.64-7,736,547.68

Finding the Fourth Proportional to 13,537,832.48, 18,682,034.64 and 7,736,547.68

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Solution

The fourth proportional to 13,537,832.48, 18,682,034.64 and 7,736,547.68 is: 10,676,336.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537,832.48 : 18,682,034.64 = 7,736,547.68 : x
  2. Step 2: Convert to fraction form
    13,537,832.48/18,682,034.64 = 7,736,547.68/x
  3. Step 3: Cross multiply
    13,537,832.48x = 18,682,034.64 × 7,736,547.68
  4. Step 4: Simplify right side
    13,537,832.48x = 144,534,451,751,771.62
  5. Step 5: Solve for x
    x = 144,534,451,751,771.62/13,537,832.48
  6. Step 6: Final answer
    x = 10,676,336.26

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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.