Home / 14,201,970.60-21,292,458.30-7,819,429.80

Finding the Fourth Proportional to 14,201,970.60, 21,292,458.30 and 7,819,429.80

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Solution

The fourth proportional to 14,201,970.60, 21,292,458.30 and 7,819,429.80 is: 11,723,364.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,201,970.60 : 21,292,458.30 = 7,819,429.80 : x
  2. Step 2: Convert to fraction form
    14,201,970.60/21,292,458.30 = 7,819,429.80/x
  3. Step 3: Cross multiply
    14,201,970.60x = 21,292,458.30 × 7,819,429.80
  4. Step 4: Simplify right side
    14,201,970.60x = 166,494,882,946,277.34
  5. Step 5: Solve for x
    x = 166,494,882,946,277.34/14,201,970.60
  6. Step 6: Final answer
    x = 11,723,364.85

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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.