Finding the Fourth Proportional to 93,359,731.22, 128,847,726.57 and 53,135,506.97
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Solution
The fourth proportional to 93,359,731.22, 128,847,726.57 and 53,135,506.97 is: 73,333,429.56
Step by Step Solution
- Step 1: Write the proportion equation
93,359,731.22 : 128,847,726.57 = 53,135,506.97 : x - Step 2: Convert to fraction form
93,359,731.22/128,847,726.57 = 53,135,506.97/x - Step 3: Cross multiply
93,359,731.22x = 128,847,726.57 × 53,135,506.97 - Step 4: Simplify right side
93,359,731.22x = 6,846,389,273,021,465 - Step 5: Solve for x
x = 6,846,389,273,021,465/93,359,731.22 - Step 6: Final answer
x = 73,333,429.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.