Home / 6,911,402.80-9,536,554.56-4,010,128.48

Finding the Fourth Proportional to 6,911,402.80, 9,536,554.56 and 4,010,128.48

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Solution

The fourth proportional to 6,911,402.80, 9,536,554.56 and 4,010,128.48 is: 5,533,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,402.80 : 9,536,554.56 = 4,010,128.48 : x
  2. Step 2: Convert to fraction form
    6,911,402.80/9,536,554.56 = 4,010,128.48/x
  3. Step 3: Cross multiply
    6,911,402.80x = 9,536,554.56 × 4,010,128.48
  4. Step 4: Simplify right side
    6,911,402.80x = 38,242,809,042,129.87
  5. Step 5: Solve for x
    x = 38,242,809,042,129.87/6,911,402.80
  6. Step 6: Final answer
    x = 5,533,291.89

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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.