Home / 19,478,727.36-26,889,253.20-11,641,004.64

Finding the Fourth Proportional to 19,478,727.36, 26,889,253.20 and 11,641,004.64

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Solution

The fourth proportional to 19,478,727.36, 26,889,253.20 and 11,641,004.64 is: 16,069,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478,727.36 : 26,889,253.20 = 11,641,004.64 : x
  2. Step 2: Convert to fraction form
    19,478,727.36/26,889,253.20 = 11,641,004.64/x
  3. Step 3: Cross multiply
    19,478,727.36x = 26,889,253.20 × 11,641,004.64
  4. Step 4: Simplify right side
    19,478,727.36x = 313,017,921,267,334.88
  5. Step 5: Solve for x
    x = 313,017,921,267,334.88/19,478,727.36
  6. Step 6: Final answer
    x = 16,069,731.64

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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.