Home / 12,946,328.40-19,422,050.80-4,749,046.73

Finding the Fourth Proportional to 12,946,328.40, 19,422,050.80 and 4,749,046.73

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Solution

The fourth proportional to 12,946,328.40, 19,422,050.80 and 4,749,046.73 is: 7,124,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,328.40 : 19,422,050.80 = 4,749,046.73 : x
  2. Step 2: Convert to fraction form
    12,946,328.40/19,422,050.80 = 4,749,046.73/x
  3. Step 3: Cross multiply
    12,946,328.40x = 19,422,050.80 × 4,749,046.73
  4. Step 4: Simplify right side
    12,946,328.40x = 92,236,226,841,633.89
  5. Step 5: Solve for x
    x = 92,236,226,841,633.89/12,946,328.40
  6. Step 6: Final answer
    x = 7,124,508.51

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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.