Home / 13,803,780.84-20,705,493.89-4,585,991.84

Finding the Fourth Proportional to 13,803,780.84, 20,705,493.89 and 4,585,991.84

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Solution

The fourth proportional to 13,803,780.84, 20,705,493.89 and 4,585,991.84 is: 6,878,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803,780.84 : 20,705,493.89 = 4,585,991.84 : x
  2. Step 2: Convert to fraction form
    13,803,780.84/20,705,493.89 = 4,585,991.84/x
  3. Step 3: Cross multiply
    13,803,780.84x = 20,705,493.89 × 4,585,991.84
  4. Step 4: Simplify right side
    13,803,780.84x = 94,955,225,999,779.91
  5. Step 5: Solve for x
    x = 94,955,225,999,779.91/13,803,780.84
  6. Step 6: Final answer
    x = 6,878,928.83

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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.