Home / 8,483,268.48-12,771,044.88-7,729,964.16

Finding the Fourth Proportional to 8,483,268.48, 12,771,044.88 and 7,729,964.16

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Solution

The fourth proportional to 8,483,268.48, 12,771,044.88 and 7,729,964.16 is: 11,636,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483,268.48 : 12,771,044.88 = 7,729,964.16 : x
  2. Step 2: Convert to fraction form
    8,483,268.48/12,771,044.88 = 7,729,964.16/x
  3. Step 3: Cross multiply
    8,483,268.48x = 12,771,044.88 × 7,729,964.16
  4. Step 4: Simplify right side
    8,483,268.48x = 98,719,719,208,151.52
  5. Step 5: Solve for x
    x = 98,719,719,208,151.52/8,483,268.48
  6. Step 6: Final answer
    x = 11,636,991.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.