Home / 15,455,570.80-23,185,980.60-8,265,152.20

Finding the Fourth Proportional to 15,455,570.80, 23,185,980.60 and 8,265,152.20

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Solution

The fourth proportional to 15,455,570.80, 23,185,980.60 and 8,265,152.20 is: 12,399,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,455,570.80 : 23,185,980.60 = 8,265,152.20 : x
  2. Step 2: Convert to fraction form
    15,455,570.80/23,185,980.60 = 8,265,152.20/x
  3. Step 3: Cross multiply
    15,455,570.80x = 23,185,980.60 × 8,265,152.20
  4. Step 4: Simplify right side
    15,455,570.80x = 191,635,658,565,247.34
  5. Step 5: Solve for x
    x = 191,635,658,565,247.34/15,455,570.80
  6. Step 6: Final answer
    x = 12,399,131.75

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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.