Home / 38,252,487.98-52,789,539.76-20,849,960.36

Finding the Fourth Proportional to 38,252,487.98, 52,789,539.76 and 20,849,960.36

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Solution

The fourth proportional to 38,252,487.98, 52,789,539.76 and 20,849,960.36 is: 28,773,548.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,252,487.98 : 52,789,539.76 = 20,849,960.36 : x
  2. Step 2: Convert to fraction form
    38,252,487.98/52,789,539.76 = 20,849,960.36/x
  3. Step 3: Cross multiply
    38,252,487.98x = 52,789,539.76 × 20,849,960.36
  4. Step 4: Simplify right side
    38,252,487.98x = 1,100,659,811,418,643.88
  5. Step 5: Solve for x
    x = 1,100,659,811,418,643.88/38,252,487.98
  6. Step 6: Final answer
    x = 28,773,548.32

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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.