Home / 19,507,054.69-26,919,737.81-10,805,790.88

Finding the Fourth Proportional to 19,507,054.69, 26,919,737.81 and 10,805,790.88

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Solution

The fourth proportional to 19,507,054.69, 26,919,737.81 and 10,805,790.88 is: 14,911,992.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507,054.69 : 26,919,737.81 = 10,805,790.88 : x
  2. Step 2: Convert to fraction form
    19,507,054.69/26,919,737.81 = 10,805,790.88/x
  3. Step 3: Cross multiply
    19,507,054.69x = 26,919,737.81 × 10,805,790.88
  4. Step 4: Simplify right side
    19,507,054.69x = 290,889,057,319,289.19
  5. Step 5: Solve for x
    x = 290,889,057,319,289.19/19,507,054.69
  6. Step 6: Final answer
    x = 14,911,992.71

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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.