Finding the Fourth Proportional to 35,671,100.81, 49,226,371.05 and 19,373,576.81
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Solution
The fourth proportional to 35,671,100.81, 49,226,371.05 and 19,373,576.81 is: 26,735,672.82
Step by Step Solution
- Step 1: Write the proportion equation
35,671,100.81 : 49,226,371.05 = 19,373,576.81 : x - Step 2: Convert to fraction form
35,671,100.81/49,226,371.05 = 19,373,576.81/x - Step 3: Cross multiply
35,671,100.81x = 49,226,371.05 × 19,373,576.81 - Step 4: Simplify right side
35,671,100.81x = 953,690,880,368,603.38 - Step 5: Solve for x
x = 953,690,880,368,603.38/35,671,100.81 - Step 6: Final answer
x = 26,735,672.82
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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.