Home / 16,120,804.40-24,149,713.80-9,712,019.60

Finding the Fourth Proportional to 16,120,804.40, 24,149,713.80 and 9,712,019.60

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Solution

The fourth proportional to 16,120,804.40, 24,149,713.80 and 9,712,019.60 is: 14,549,056.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120,804.40 : 24,149,713.80 = 9,712,019.60 : x
  2. Step 2: Convert to fraction form
    16,120,804.40/24,149,713.80 = 9,712,019.60/x
  3. Step 3: Cross multiply
    16,120,804.40x = 24,149,713.80 × 9,712,019.60
  4. Step 4: Simplify right side
    16,120,804.40x = 234,542,493,759,990.47
  5. Step 5: Solve for x
    x = 234,542,493,759,990.47/16,120,804.40
  6. Step 6: Final answer
    x = 14,549,056.48

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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.