Finding the Fourth Proportional to 15,539,043.11, 23,312,483.94 and 5,164,316.60
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Solution
The fourth proportional to 15,539,043.11, 23,312,483.94 and 5,164,316.60 is: 7,747,777.45
Step by Step Solution
- Step 1: Write the proportion equation
15,539,043.11 : 23,312,483.94 = 5,164,316.60 : x - Step 2: Convert to fraction form
15,539,043.11/23,312,483.94 = 5,164,316.60/x - Step 3: Cross multiply
15,539,043.11x = 23,312,483.94 × 5,164,316.60 - Step 4: Simplify right side
15,539,043.11x = 120,393,047,701,379.17 - Step 5: Solve for x
x = 120,393,047,701,379.17/15,539,043.11 - Step 6: Final answer
x = 7,747,777.45
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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.