Finding the Fourth Proportional to 61,177,073.19, 84,426,588.80 and 33,298,436.98
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Solution
The fourth proportional to 61,177,073.19, 84,426,588.80 and 33,298,436.98 is: 45,953,055.61
Step by Step Solution
- Step 1: Write the proportion equation
61,177,073.19 : 84,426,588.80 = 33,298,436.98 : x - Step 2: Convert to fraction form
61,177,073.19/84,426,588.80 = 33,298,436.98/x - Step 3: Cross multiply
61,177,073.19x = 84,426,588.80 × 33,298,436.98 - Step 4: Simplify right side
61,177,073.19x = 2,811,273,446,593,174 - Step 5: Solve for x
x = 2,811,273,446,593,174/61,177,073.19 - Step 6: Final answer
x = 45,953,055.61
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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.