Finding the Fourth Proportional to 23,326,543.10, 34,989,814.65 and 13,248,847.10
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Solution
The fourth proportional to 23,326,543.10, 34,989,814.65 and 13,248,847.10 is: 19,873,270.65
Step by Step Solution
- Step 1: Write the proportion equation
23,326,543.10 : 34,989,814.65 = 13,248,847.10 : x - Step 2: Convert to fraction form
23,326,543.10/34,989,814.65 = 13,248,847.10/x - Step 3: Cross multiply
23,326,543.10x = 34,989,814.65 × 13,248,847.10 - Step 4: Simplify right side
23,326,543.10x = 463,574,704,355,190 - Step 5: Solve for x
x = 463,574,704,355,190/23,326,543.10 - Step 6: Final answer
x = 19,873,270.65
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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.