Finding the Fourth Proportional to 43,842,374.31, 65,778,166.53 and 14,699,097.11
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Solution
The fourth proportional to 43,842,374.31, 65,778,166.53 and 14,699,097.11 is: 22,053,542.33
Step by Step Solution
- Step 1: Write the proportion equation
43,842,374.31 : 65,778,166.53 = 14,699,097.11 : x - Step 2: Convert to fraction form
43,842,374.31/65,778,166.53 = 14,699,097.11/x - Step 3: Cross multiply
43,842,374.31x = 65,778,166.53 × 14,699,097.11 - Step 4: Simplify right side
43,842,374.31x = 966,879,657,706,667.25 - Step 5: Solve for x
x = 966,879,657,706,667.25/43,842,374.31 - Step 6: Final answer
x = 22,053,542.33
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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.