Home / 19,309,344.76-26,649,208.74-11,574,129.88

Finding the Fourth Proportional to 19,309,344.76, 26,649,208.74 and 11,574,129.88

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Solution

The fourth proportional to 19,309,344.76, 26,649,208.74 and 11,574,129.88 is: 15,973,685.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309,344.76 : 26,649,208.74 = 11,574,129.88 : x
  2. Step 2: Convert to fraction form
    19,309,344.76/26,649,208.74 = 11,574,129.88/x
  3. Step 3: Cross multiply
    19,309,344.76x = 26,649,208.74 × 11,574,129.88
  4. Step 4: Simplify right side
    19,309,344.76x = 308,441,403,155,991.12
  5. Step 5: Solve for x
    x = 308,441,403,155,991.12/19,309,344.76
  6. Step 6: Final answer
    x = 15,973,685.64

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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.