Home / 19,478,892.18-26,881,662.48-10,776,923.07

Finding the Fourth Proportional to 19,478,892.18, 26,881,662.48 and 10,776,923.07

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Solution

The fourth proportional to 19,478,892.18, 26,881,662.48 and 10,776,923.07 is: 14,872,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478,892.18 : 26,881,662.48 = 10,776,923.07 : x
  2. Step 2: Convert to fraction form
    19,478,892.18/26,881,662.48 = 10,776,923.07/x
  3. Step 3: Cross multiply
    19,478,892.18x = 26,881,662.48 × 10,776,923.07
  4. Step 4: Simplify right side
    19,478,892.18x = 289,701,608,540,665.44
  5. Step 5: Solve for x
    x = 289,701,608,540,665.44/19,478,892.18
  6. Step 6: Final answer
    x = 14,872,591.62

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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.