Finding the Fourth Proportional to 34,571,916.05, 47,709,146.21 and 19,101,890.48
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Solution
The fourth proportional to 34,571,916.05, 47,709,146.21 and 19,101,890.48 is: 26,360,554.74
Step by Step Solution
- Step 1: Write the proportion equation
34,571,916.05 : 47,709,146.21 = 19,101,890.48 : x - Step 2: Convert to fraction form
34,571,916.05/47,709,146.21 = 19,101,890.48/x - Step 3: Cross multiply
34,571,916.05x = 47,709,146.21 × 19,101,890.48 - Step 4: Simplify right side
34,571,916.05x = 911,334,885,463,671.88 - Step 5: Solve for x
x = 911,334,885,463,671.88/34,571,916.05 - Step 6: Final answer
x = 26,360,554.74
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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.