Home / 30,393,951.32-41,943,661.86-16,455,303.65

Finding the Fourth Proportional to 30,393,951.32, 41,943,661.86 and 16,455,303.65

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Solution

The fourth proportional to 30,393,951.32, 41,943,661.86 and 16,455,303.65 is: 22,708,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,393,951.32 : 41,943,661.86 = 16,455,303.65 : x
  2. Step 2: Convert to fraction form
    30,393,951.32/41,943,661.86 = 16,455,303.65/x
  3. Step 3: Cross multiply
    30,393,951.32x = 41,943,661.86 × 16,455,303.65
  4. Step 4: Simplify right side
    30,393,951.32x = 690,195,692,099,223.75
  5. Step 5: Solve for x
    x = 690,195,692,099,223.75/30,393,951.32
  6. Step 6: Final answer
    x = 22,708,323.93

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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.