Home / 7,476,405.12-10,317,448.28-4,038,646.16

Finding the Fourth Proportional to 7,476,405.12, 10,317,448.28 and 4,038,646.16

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Solution

The fourth proportional to 7,476,405.12, 10,317,448.28 and 4,038,646.16 is: 5,573,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476,405.12 : 10,317,448.28 = 4,038,646.16 : x
  2. Step 2: Convert to fraction form
    7,476,405.12/10,317,448.28 = 4,038,646.16/x
  3. Step 3: Cross multiply
    7,476,405.12x = 10,317,448.28 × 4,038,646.16
  4. Step 4: Simplify right side
    7,476,405.12x = 41,668,522,912,910.84
  5. Step 5: Solve for x
    x = 41,668,522,912,910.84/7,476,405.12
  6. Step 6: Final answer
    x = 5,573,336.68

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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.