Home / 13,887,305.04-19,164,913.47-7,692,928.14

Finding the Fourth Proportional to 13,887,305.04, 19,164,913.47 and 7,692,928.14

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Solution

The fourth proportional to 13,887,305.04, 19,164,913.47 and 7,692,928.14 is: 10,616,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,887,305.04 : 19,164,913.47 = 7,692,928.14 : x
  2. Step 2: Convert to fraction form
    13,887,305.04/19,164,913.47 = 7,692,928.14/x
  3. Step 3: Cross multiply
    13,887,305.04x = 19,164,913.47 × 7,692,928.14
  4. Step 4: Simplify right side
    13,887,305.04x = 147,434,302,134,028.03
  5. Step 5: Solve for x
    x = 147,434,302,134,028.03/13,887,305.04
  6. Step 6: Final answer
    x = 10,616,480.43

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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.