Home / 13,528,146.33-18,656,787.81-10,548,588.26

Finding the Fourth Proportional to 13,528,146.33, 18,656,787.81 and 10,548,588.26

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Solution

The fourth proportional to 13,528,146.33, 18,656,787.81 and 10,548,588.26 is: 14,547,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528,146.33 : 18,656,787.81 = 10,548,588.26 : x
  2. Step 2: Convert to fraction form
    13,528,146.33/18,656,787.81 = 10,548,588.26/x
  3. Step 3: Cross multiply
    13,528,146.33x = 18,656,787.81 × 10,548,588.26
  4. Step 4: Simplify right side
    13,528,146.33x = 196,802,772,908,519.06
  5. Step 5: Solve for x
    x = 196,802,772,908,519.06/13,528,146.33
  6. Step 6: Final answer
    x = 14,547,652.58

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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.