Home / 57,959,975.79-86,955,643.67-19,621,493.19

Finding the Fourth Proportional to 57,959,975.79, 86,955,643.67 and 19,621,493.19

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Solution

The fourth proportional to 57,959,975.79, 86,955,643.67 and 19,621,493.19 is: 29,437,548.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,959,975.79 : 86,955,643.67 = 19,621,493.19 : x
  2. Step 2: Convert to fraction form
    57,959,975.79/86,955,643.67 = 19,621,493.19/x
  3. Step 3: Cross multiply
    57,959,975.79x = 86,955,643.67 × 19,621,493.19
  4. Step 4: Simplify right side
    57,959,975.79x = 1,706,199,570,004,864.50
  5. Step 5: Solve for x
    x = 1,706,199,570,004,864.50/57,959,975.79
  6. Step 6: Final answer
    x = 29,437,548.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.