Finding the Fourth Proportional to 8,513,256.99, 11,748,544.18 and 4,646,026.81
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Solution
The fourth proportional to 8,513,256.99, 11,748,544.18 and 4,646,026.81 is: 6,411,653.17
Step by Step Solution
- Step 1: Write the proportion equation
8,513,256.99 : 11,748,544.18 = 4,646,026.81 : x - Step 2: Convert to fraction form
8,513,256.99/11,748,544.18 = 4,646,026.81/x - Step 3: Cross multiply
8,513,256.99x = 11,748,544.18 × 4,646,026.81 - Step 4: Simplify right side
8,513,256.99x = 54,584,051,188,799.15 - Step 5: Solve for x
x = 54,584,051,188,799.15/8,513,256.99 - Step 6: Final answer
x = 6,411,653.17
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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.