Home / 13,743,483.74-20,597,292.20-7,677,970.46

Finding the Fourth Proportional to 13,743,483.74, 20,597,292.20 and 7,677,970.46

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Solution

The fourth proportional to 13,743,483.74, 20,597,292.20 and 7,677,970.46 is: 11,506,936.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,483.74 : 20,597,292.20 = 7,677,970.46 : x
  2. Step 2: Convert to fraction form
    13,743,483.74/20,597,292.20 = 7,677,970.46/x
  3. Step 3: Cross multiply
    13,743,483.74x = 20,597,292.20 × 7,677,970.46
  4. Step 4: Simplify right side
    13,743,483.74x = 158,145,400,926,212.09
  5. Step 5: Solve for x
    x = 158,145,400,926,212.09/13,743,483.74
  6. Step 6: Final answer
    x = 11,506,936.96

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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.