Finding the Fourth Proportional to 24,149,681.91, 33,326,379.86 and 13,697,688.15
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Solution
The fourth proportional to 24,149,681.91, 33,326,379.86 and 13,697,688.15 is: 18,902,706.88
Step by Step Solution
- Step 1: Write the proportion equation
24,149,681.91 : 33,326,379.86 = 13,697,688.15 : x - Step 2: Convert to fraction form
24,149,681.91/33,326,379.86 = 13,697,688.15/x - Step 3: Cross multiply
24,149,681.91x = 33,326,379.86 × 13,697,688.15 - Step 4: Simplify right side
24,149,681.91x = 456,494,358,422,232.25 - Step 5: Solve for x
x = 456,494,358,422,232.25/24,149,681.91 - Step 6: Final answer
x = 18,902,706.88
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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.