Home / 7,151,904.58-9,869,751.58-3,888,741.32

Finding the Fourth Proportional to 7,151,904.58, 9,869,751.58 and 3,888,741.32

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Solution

The fourth proportional to 7,151,904.58, 9,869,751.58 and 3,888,741.32 is: 5,366,530.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,904.58 : 9,869,751.58 = 3,888,741.32 : x
  2. Step 2: Convert to fraction form
    7,151,904.58/9,869,751.58 = 3,888,741.32/x
  3. Step 3: Cross multiply
    7,151,904.58x = 9,869,751.58 × 3,888,741.32
  4. Step 4: Simplify right side
    7,151,904.58x = 38,380,910,787,281.28
  5. Step 5: Solve for x
    x = 38,380,910,787,281.28/7,151,904.58
  6. Step 6: Final answer
    x = 5,366,530.04

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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.