Home / 34,602,858.32-47,749,893-19,131,728.72

Finding the Fourth Proportional to 34,602,858.32, 47,749,893 and 19,131,728.72

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Solution

The fourth proportional to 34,602,858.32, 47,749,893 and 19,131,728.72 is: 26,400,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,602,858.32 : 47,749,893 = 19,131,728.72 : x
  2. Step 2: Convert to fraction form
    34,602,858.32/47,749,893 = 19,131,728.72/x
  3. Step 3: Cross multiply
    34,602,858.32x = 47,749,893 × 19,131,728.72
  4. Step 4: Simplify right side
    34,602,858.32x = 913,537,999,285,026.88
  5. Step 5: Solve for x
    x = 913,537,999,285,026.88/34,602,858.32
  6. Step 6: Final answer
    x = 26,400,651.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.