Home / 10,907,866.16-15,080,065.08-8,186,888.24

Finding the Fourth Proportional to 10,907,866.16, 15,080,065.08 and 8,186,888.24

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Solution

The fourth proportional to 10,907,866.16, 15,080,065.08 and 8,186,888.24 is: 11,318,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,907,866.16 : 15,080,065.08 = 8,186,888.24 : x
  2. Step 2: Convert to fraction form
    10,907,866.16/15,080,065.08 = 8,186,888.24/x
  3. Step 3: Cross multiply
    10,907,866.16x = 15,080,065.08 × 8,186,888.24
  4. Step 4: Simplify right side
    10,907,866.16x = 123,458,807,461,886.66
  5. Step 5: Solve for x
    x = 123,458,807,461,886.66/10,907,866.16
  6. Step 6: Final answer
    x = 11,318,328.04

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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.