Finding the Fourth Proportional to 19,282,655.58, 28,903,647.51 and 6,325,422.54
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Solution
The fourth proportional to 19,282,655.58, 28,903,647.51 and 6,325,422.54 is: 9,481,462.90
Step by Step Solution
- Step 1: Write the proportion equation
19,282,655.58 : 28,903,647.51 = 6,325,422.54 : x - Step 2: Convert to fraction form
19,282,655.58/28,903,647.51 = 6,325,422.54/x - Step 3: Cross multiply
19,282,655.58x = 28,903,647.51 × 6,325,422.54 - Step 4: Simplify right side
19,282,655.58x = 182,827,783,447,968.88 - Step 5: Solve for x
x = 182,827,783,447,968.88/19,282,655.58 - Step 6: Final answer
x = 9,481,462.90
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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.