Home / 5,449,124.48-7,518,641.28-3,157,145.60

Finding the Fourth Proportional to 5,449,124.48, 7,518,641.28 and 3,157,145.60

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Solution

The fourth proportional to 5,449,124.48, 7,518,641.28 and 3,157,145.60 is: 4,356,194.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449,124.48 : 7,518,641.28 = 3,157,145.60 : x
  2. Step 2: Convert to fraction form
    5,449,124.48/7,518,641.28 = 3,157,145.60/x
  3. Step 3: Cross multiply
    5,449,124.48x = 7,518,641.28 × 3,157,145.60
  4. Step 4: Simplify right side
    5,449,124.48x = 23,737,445,235,130.37
  5. Step 5: Solve for x
    x = 23,737,445,235,130.37/5,449,124.48
  6. Step 6: Final answer
    x = 4,356,194.34

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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.