Home / 14,138,071.28-19,510,796.76-7,859,188.13

Finding the Fourth Proportional to 14,138,071.28, 19,510,796.76 and 7,859,188.13

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Solution

The fourth proportional to 14,138,071.28, 19,510,796.76 and 7,859,188.13 is: 10,845,823.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,138,071.28 : 19,510,796.76 = 7,859,188.13 : x
  2. Step 2: Convert to fraction form
    14,138,071.28/19,510,796.76 = 7,859,188.13/x
  3. Step 3: Cross multiply
    14,138,071.28x = 19,510,796.76 × 7,859,188.13
  4. Step 4: Simplify right side
    14,138,071.28x = 153,339,022,225,540.72
  5. Step 5: Solve for x
    x = 153,339,022,225,540.72/14,138,071.28
  6. Step 6: Final answer
    x = 10,845,823.25

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Double scale
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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.