Home / 10,129,522.84-15,184,973.31-3,651,012.88

Finding the Fourth Proportional to 10,129,522.84, 15,184,973.31 and 3,651,012.88

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Solution

The fourth proportional to 10,129,522.84, 15,184,973.31 and 3,651,012.88 is: 5,473,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,129,522.84 : 15,184,973.31 = 3,651,012.88 : x
  2. Step 2: Convert to fraction form
    10,129,522.84/15,184,973.31 = 3,651,012.88/x
  3. Step 3: Cross multiply
    10,129,522.84x = 15,184,973.31 × 3,651,012.88
  4. Step 4: Simplify right side
    10,129,522.84x = 55,440,533,137,266.23
  5. Step 5: Solve for x
    x = 55,440,533,137,266.23/10,129,522.84
  6. Step 6: Final answer
    x = 5,473,163.35

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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.