Home / 7,872,047.60-10,863,635.64-4,434,083.60

Finding the Fourth Proportional to 7,872,047.60, 10,863,635.64 and 4,434,083.60

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Solution

The fourth proportional to 7,872,047.60, 10,863,635.64 and 4,434,083.60 is: 6,119,153.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,047.60 : 10,863,635.64 = 4,434,083.60 : x
  2. Step 2: Convert to fraction form
    7,872,047.60/10,863,635.64 = 4,434,083.60/x
  3. Step 3: Cross multiply
    7,872,047.60x = 10,863,635.64 × 4,434,083.60
  4. Step 4: Simplify right side
    7,872,047.60x = 48,170,268,627,699.50
  5. Step 5: Solve for x
    x = 48,170,268,627,699.50/7,872,047.60
  6. Step 6: Final answer
    x = 6,119,153.63

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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.