Home / 7,115,746.38-9,819,611.07-3,852,534.60

Finding the Fourth Proportional to 7,115,746.38, 9,819,611.07 and 3,852,534.60

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Solution

The fourth proportional to 7,115,746.38, 9,819,611.07 and 3,852,534.60 is: 5,316,433.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,746.38 : 9,819,611.07 = 3,852,534.60 : x
  2. Step 2: Convert to fraction form
    7,115,746.38/9,819,611.07 = 3,852,534.60/x
  3. Step 3: Cross multiply
    7,115,746.38x = 9,819,611.07 × 3,852,534.60
  4. Step 4: Simplify right side
    7,115,746.38x = 37,830,391,405,718.02
  5. Step 5: Solve for x
    x = 37,830,391,405,718.02/7,115,746.38
  6. Step 6: Final answer
    x = 5,316,433.36

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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.