Home / 9,265,953.98-12,786,994.43-5,079,631.48

Finding the Fourth Proportional to 9,265,953.98, 12,786,994.43 and 5,079,631.48

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Solution

The fourth proportional to 9,265,953.98, 12,786,994.43 and 5,079,631.48 is: 7,009,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265,953.98 : 12,786,994.43 = 5,079,631.48 : x
  2. Step 2: Convert to fraction form
    9,265,953.98/12,786,994.43 = 5,079,631.48/x
  3. Step 3: Cross multiply
    9,265,953.98x = 12,786,994.43 × 5,079,631.48
  4. Step 4: Simplify right side
    9,265,953.98x = 64,953,219,474,822.48
  5. Step 5: Solve for x
    x = 64,953,219,474,822.48/9,265,953.98
  6. Step 6: Final answer
    x = 7,009,879.35

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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.