Home / 8,428,114.80-11,630,717.40-4,560,551.28

Finding the Fourth Proportional to 8,428,114.80, 11,630,717.40 and 4,560,551.28

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Solution

The fourth proportional to 8,428,114.80, 11,630,717.40 and 4,560,551.28 is: 6,293,516.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,114.80 : 11,630,717.40 = 4,560,551.28 : x
  2. Step 2: Convert to fraction form
    8,428,114.80/11,630,717.40 = 4,560,551.28/x
  3. Step 3: Cross multiply
    8,428,114.80x = 11,630,717.40 × 4,560,551.28
  4. Step 4: Simplify right side
    8,428,114.80x = 53,042,483,125,888.27
  5. Step 5: Solve for x
    x = 53,042,483,125,888.27/8,428,114.80
  6. Step 6: Final answer
    x = 6,293,516.92

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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.