Home / 5,708,917.50-7,878,414.24-3,130,444.50

Finding the Fourth Proportional to 5,708,917.50, 7,878,414.24 and 3,130,444.50

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Solution

The fourth proportional to 5,708,917.50, 7,878,414.24 and 3,130,444.50 is: 4,320,072.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708,917.50 : 7,878,414.24 = 3,130,444.50 : x
  2. Step 2: Convert to fraction form
    5,708,917.50/7,878,414.24 = 3,130,444.50/x
  3. Step 3: Cross multiply
    5,708,917.50x = 7,878,414.24 × 3,130,444.50
  4. Step 4: Simplify right side
    5,708,917.50x = 24,662,938,526,329.68
  5. Step 5: Solve for x
    x = 24,662,938,526,329.68/5,708,917.50
  6. Step 6: Final answer
    x = 4,320,072.68

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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.