Finding the Fourth Proportional to 43,829,342.94, 65,752,981.11 and 15,071,743.74
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Solution
The fourth proportional to 43,829,342.94, 65,752,981.11 and 15,071,743.74 is: 22,610,699.02
Step by Step Solution
- Step 1: Write the proportion equation
43,829,342.94 : 65,752,981.11 = 15,071,743.74 : x - Step 2: Convert to fraction form
43,829,342.94/65,752,981.11 = 15,071,743.74/x - Step 3: Cross multiply
43,829,342.94x = 65,752,981.11 × 15,071,743.74 - Step 4: Simplify right side
43,829,342.94x = 991,012,081,430,980.75 - Step 5: Solve for x
x = 991,012,081,430,980.75/43,829,342.94 - Step 6: Final answer
x = 22,610,699.02
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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.