Finding the Fourth Proportional to 19,712,792.88, 27,202,842.36 and 11,010,924
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Solution
The fourth proportional to 19,712,792.88, 27,202,842.36 and 11,010,924 is: 15,194,621.67
Step by Step Solution
- Step 1: Write the proportion equation
19,712,792.88 : 27,202,842.36 = 11,010,924 : x - Step 2: Convert to fraction form
19,712,792.88/27,202,842.36 = 11,010,924/x - Step 3: Cross multiply
19,712,792.88x = 27,202,842.36 × 11,010,924 - Step 4: Simplify right side
19,712,792.88x = 299,528,429,809,940.62 - Step 5: Solve for x
x = 299,528,429,809,940.62/19,712,792.88 - Step 6: Final answer
x = 15,194,621.67
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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.