Home / 5,134,237.69-7,084,978.57-2,810,684.76

Finding the Fourth Proportional to 5,134,237.69, 7,084,978.57 and 2,810,684.76

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Solution

The fourth proportional to 5,134,237.69, 7,084,978.57 and 2,810,684.76 is: 3,878,597.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,237.69 : 7,084,978.57 = 2,810,684.76 : x
  2. Step 2: Convert to fraction form
    5,134,237.69/7,084,978.57 = 2,810,684.76/x
  3. Step 3: Cross multiply
    5,134,237.69x = 7,084,978.57 × 2,810,684.76
  4. Step 4: Simplify right side
    5,134,237.69x = 19,913,641,291,625.59
  5. Step 5: Solve for x
    x = 19,913,641,291,625.59/5,134,237.69
  6. Step 6: Final answer
    x = 3,878,597.47

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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.