Home / 10,528,090.80-15,796,283.40-4,137,255.60

Finding the Fourth Proportional to 10,528,090.80, 15,796,283.40 and 4,137,255.60

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Solution

The fourth proportional to 10,528,090.80, 15,796,283.40 and 4,137,255.60 is: 6,207,513.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,090.80 : 15,796,283.40 = 4,137,255.60 : x
  2. Step 2: Convert to fraction form
    10,528,090.80/15,796,283.40 = 4,137,255.60/x
  3. Step 3: Cross multiply
    10,528,090.80x = 15,796,283.40 × 4,137,255.60
  4. Step 4: Simplify right side
    10,528,090.80x = 65,353,261,955,837.05
  5. Step 5: Solve for x
    x = 65,353,261,955,837.05/10,528,090.80
  6. Step 6: Final answer
    x = 6,207,513.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.