Home / 6,878,202.76-9,475,514.49-4,809,347.16

Finding the Fourth Proportional to 6,878,202.76, 9,475,514.49 and 4,809,347.16

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Solution

The fourth proportional to 6,878,202.76, 9,475,514.49 and 4,809,347.16 is: 6,625,428.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,202.76 : 9,475,514.49 = 4,809,347.16 : x
  2. Step 2: Convert to fraction form
    6,878,202.76/9,475,514.49 = 4,809,347.16/x
  3. Step 3: Cross multiply
    6,878,202.76x = 9,475,514.49 × 4,809,347.16
  4. Step 4: Simplify right side
    6,878,202.76x = 45,571,038,702,020.35
  5. Step 5: Solve for x
    x = 45,571,038,702,020.35/6,878,202.76
  6. Step 6: Final answer
    x = 6,625,428.22

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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.