Finding the Fourth Proportional to 19,859,262.06, 29,788,894.65 and 6,396,090.06
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Solution
The fourth proportional to 19,859,262.06, 29,788,894.65 and 6,396,090.06 is: 9,594,135.59
Step by Step Solution
- Step 1: Write the proportion equation
19,859,262.06 : 29,788,894.65 = 6,396,090.06 : x - Step 2: Convert to fraction form
19,859,262.06/29,788,894.65 = 6,396,090.06/x - Step 3: Cross multiply
19,859,262.06x = 29,788,894.65 × 6,396,090.06 - Step 4: Simplify right side
19,859,262.06x = 190,532,452,969,252.16 - Step 5: Solve for x
x = 190,532,452,969,252.16/19,859,262.06 - Step 6: Final answer
x = 9,594,135.59
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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.