Home / 18,268,254.19-25,210,182.05-10,926,087.18

Finding the Fourth Proportional to 18,268,254.19, 25,210,182.05 and 10,926,087.18

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Solution

The fourth proportional to 18,268,254.19, 25,210,182.05 and 10,926,087.18 is: 15,077,995.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268,254.19 : 25,210,182.05 = 10,926,087.18 : x
  2. Step 2: Convert to fraction form
    18,268,254.19/25,210,182.05 = 10,926,087.18/x
  3. Step 3: Cross multiply
    18,268,254.19x = 25,210,182.05 × 10,926,087.18
  4. Step 4: Simplify right side
    18,268,254.19x = 275,448,646,901,971.12
  5. Step 5: Solve for x
    x = 275,448,646,901,971.12/18,268,254.19
  6. Step 6: Final answer
    x = 15,077,995.09

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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.