Finding the Fourth Proportional to 17,909,108.10, 26,863,552.80 and 5,129,636.04
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Solution
The fourth proportional to 17,909,108.10, 26,863,552.80 and 5,129,636.04 is: 7,694,422.74
Step by Step Solution
- Step 1: Write the proportion equation
17,909,108.10 : 26,863,552.80 = 5,129,636.04 : x - Step 2: Convert to fraction form
17,909,108.10/26,863,552.80 = 5,129,636.04/x - Step 3: Cross multiply
17,909,108.10x = 26,863,552.80 × 5,129,636.04 - Step 4: Simplify right side
17,909,108.10x = 137,800,248,605,322.92 - Step 5: Solve for x
x = 137,800,248,605,322.92/17,909,108.10 - Step 6: Final answer
x = 7,694,422.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.