Home / 13,140,066.88-19,710,100.32-4,164,618.88

Finding the Fourth Proportional to 13,140,066.88, 19,710,100.32 and 4,164,618.88

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Solution

The fourth proportional to 13,140,066.88, 19,710,100.32 and 4,164,618.88 is: 6,246,928.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,066.88 : 19,710,100.32 = 4,164,618.88 : x
  2. Step 2: Convert to fraction form
    13,140,066.88/19,710,100.32 = 4,164,618.88/x
  3. Step 3: Cross multiply
    13,140,066.88x = 19,710,100.32 × 4,164,618.88
  4. Step 4: Simplify right side
    13,140,066.88x = 82,085,055,799,992.45
  5. Step 5: Solve for x
    x = 82,085,055,799,992.45/13,140,066.88
  6. Step 6: Final answer
    x = 6,246,928.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.