Home / 13,881,862.98-20,809,065.48-6,582,482.58

Finding the Fourth Proportional to 13,881,862.98, 20,809,065.48 and 6,582,482.58

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Solution

The fourth proportional to 13,881,862.98, 20,809,065.48 and 6,582,482.58 is: 9,867,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881,862.98 : 20,809,065.48 = 6,582,482.58 : x
  2. Step 2: Convert to fraction form
    13,881,862.98/20,809,065.48 = 6,582,482.58/x
  3. Step 3: Cross multiply
    13,881,862.98x = 20,809,065.48 × 6,582,482.58
  4. Step 4: Simplify right side
    13,881,862.98x = 136,975,311,028,179.34
  5. Step 5: Solve for x
    x = 136,975,311,028,179.34/13,881,862.98
  6. Step 6: Final answer
    x = 9,867,213.88

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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.