Home / 38,692,782.27-58,075,536.47-20,261,956.21

Finding the Fourth Proportional to 38,692,782.27, 58,075,536.47 and 20,261,956.21

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Solution

The fourth proportional to 38,692,782.27, 58,075,536.47 and 20,261,956.21 is: 30,411,976.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,692,782.27 : 58,075,536.47 = 20,261,956.21 : x
  2. Step 2: Convert to fraction form
    38,692,782.27/58,075,536.47 = 20,261,956.21/x
  3. Step 3: Cross multiply
    38,692,782.27x = 58,075,536.47 × 20,261,956.21
  4. Step 4: Simplify right side
    38,692,782.27x = 1,176,723,976,580,899.50
  5. Step 5: Solve for x
    x = 1,176,723,976,580,899.50/38,692,782.27
  6. Step 6: Final answer
    x = 30,411,976.28

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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.