Finding the Fourth Proportional to 93,141,671.95, 128,536,367.43 and 51,327,232.84
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Solution
The fourth proportional to 93,141,671.95, 128,536,367.43 and 51,327,232.84 is: 70,832,055.31
Step by Step Solution
- Step 1: Write the proportion equation
93,141,671.95 : 128,536,367.43 = 51,327,232.84 : x - Step 2: Convert to fraction form
93,141,671.95/128,536,367.43 = 51,327,232.84/x - Step 3: Cross multiply
93,141,671.95x = 128,536,367.43 × 51,327,232.84 - Step 4: Simplify right side
93,141,671.95x = 6,597,416,059,487,403 - Step 5: Solve for x
x = 6,597,416,059,487,403/93,141,671.95 - Step 6: Final answer
x = 70,832,055.31
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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.