Home / 5,555,439.60-7,666,804.32-3,107,904.64

Finding the Fourth Proportional to 5,555,439.60, 7,666,804.32 and 3,107,904.64

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Solution

The fourth proportional to 5,555,439.60, 7,666,804.32 and 3,107,904.64 is: 4,289,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,439.60 : 7,666,804.32 = 3,107,904.64 : x
  2. Step 2: Convert to fraction form
    5,555,439.60/7,666,804.32 = 3,107,904.64/x
  3. Step 3: Cross multiply
    5,555,439.60x = 7,666,804.32 × 3,107,904.64
  4. Step 4: Simplify right side
    5,555,439.60x = 23,827,696,720,100.05
  5. Step 5: Solve for x
    x = 23,827,696,720,100.05/5,555,439.60
  6. Step 6: Final answer
    x = 4,289,074.93

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1.5x scale

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.