Finding the Fourth Proportional to 7,130,971.24, 10,695,404.70 and 2,080,925.80
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Solution
The fourth proportional to 7,130,971.24, 10,695,404.70 and 2,080,925.80 is: 3,121,081.66
Step by Step Solution
- Step 1: Write the proportion equation
7,130,971.24 : 10,695,404.70 = 2,080,925.80 : x - Step 2: Convert to fraction form
7,130,971.24/10,695,404.70 = 2,080,925.80/x - Step 3: Cross multiply
7,130,971.24x = 10,695,404.70 × 2,080,925.80 - Step 4: Simplify right side
7,130,971.24x = 22,256,343,581,671.26 - Step 5: Solve for x
x = 22,256,343,581,671.26/7,130,971.24 - Step 6: Final answer
x = 3,121,081.66
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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.