Home / 4,709,295.60-7,053,445.80-3,638,540.40

Finding the Fourth Proportional to 4,709,295.60, 7,053,445.80 and 3,638,540.40

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Solution

The fourth proportional to 4,709,295.60, 7,053,445.80 and 3,638,540.40 is: 5,449,699.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,295.60 : 7,053,445.80 = 3,638,540.40 : x
  2. Step 2: Convert to fraction form
    4,709,295.60/7,053,445.80 = 3,638,540.40/x
  3. Step 3: Cross multiply
    4,709,295.60x = 7,053,445.80 × 3,638,540.40
  4. Step 4: Simplify right side
    4,709,295.60x = 25,664,247,502,510.32
  5. Step 5: Solve for x
    x = 25,664,247,502,510.32/4,709,295.60
  6. Step 6: Final answer
    x = 5,449,699.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.