Home / 20,007,125.36-27,599,766.36-13,130,653.04

Finding the Fourth Proportional to 20,007,125.36, 27,599,766.36 and 13,130,653.04

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Solution

The fourth proportional to 20,007,125.36, 27,599,766.36 and 13,130,653.04 is: 18,113,694.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007,125.36 : 27,599,766.36 = 13,130,653.04 : x
  2. Step 2: Convert to fraction form
    20,007,125.36/27,599,766.36 = 13,130,653.04/x
  3. Step 3: Cross multiply
    20,007,125.36x = 27,599,766.36 × 13,130,653.04
  4. Step 4: Simplify right side
    20,007,125.36x = 362,402,956,058,223.69
  5. Step 5: Solve for x
    x = 362,402,956,058,223.69/20,007,125.36
  6. Step 6: Final answer
    x = 18,113,694.47

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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.