Home / 28,430,639.25-39,258,198.11-17,995,065.30

Finding the Fourth Proportional to 28,430,639.25, 39,258,198.11 and 17,995,065.30

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Solution

The fourth proportional to 28,430,639.25, 39,258,198.11 and 17,995,065.30 is: 24,848,327.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,430,639.25 : 39,258,198.11 = 17,995,065.30 : x
  2. Step 2: Convert to fraction form
    28,430,639.25/39,258,198.11 = 17,995,065.30/x
  3. Step 3: Cross multiply
    28,430,639.25x = 39,258,198.11 × 17,995,065.30
  4. Step 4: Simplify right side
    28,430,639.25x = 706,453,838,594,774.25
  5. Step 5: Solve for x
    x = 706,453,838,594,774.25/28,430,639.25
  6. Step 6: Final answer
    x = 24,848,327.63

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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.