Home / 72,758,106.40-109,152,322.80-24,251,029.60

Finding the Fourth Proportional to 72,758,106.40, 109,152,322.80 and 24,251,029.60

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Solution

The fourth proportional to 72,758,106.40, 109,152,322.80 and 24,251,029.60 is: 36,381,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,758,106.40 : 109,152,322.80 = 24,251,029.60 : x
  2. Step 2: Convert to fraction form
    72,758,106.40/109,152,322.80 = 24,251,029.60/x
  3. Step 3: Cross multiply
    72,758,106.40x = 109,152,322.80 × 24,251,029.60
  4. Step 4: Simplify right side
    72,758,106.40x = 2,647,056,211,131,555
  5. Step 5: Solve for x
    x = 2,647,056,211,131,555/72,758,106.40
  6. Step 6: Final answer
    x = 36,381,598.45

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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.