Finding the Fourth Proportional to 6,696,478.49, 9,243,107.01 and 4,373,726.10
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Solution
The fourth proportional to 6,696,478.49, 9,243,107.01 and 4,373,726.10 is: 6,037,026.54
Step by Step Solution
- Step 1: Write the proportion equation
6,696,478.49 : 9,243,107.01 = 4,373,726.10 : x - Step 2: Convert to fraction form
6,696,478.49/9,243,107.01 = 4,373,726.10/x - Step 3: Cross multiply
6,696,478.49x = 9,243,107.01 × 4,373,726.10 - Step 4: Simplify right side
6,696,478.49x = 40,426,818,374,729.95 - Step 5: Solve for x
x = 40,426,818,374,729.95/6,696,478.49 - Step 6: Final answer
x = 6,037,026.54
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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.