Finding the Fourth Proportional to 94,447,660.57, 130,341,817.64 and 52,631,783.17
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Solution
The fourth proportional to 94,447,660.57, 130,341,817.64 and 52,631,783.17 is: 72,634,115.47
Step by Step Solution
- Step 1: Write the proportion equation
94,447,660.57 : 130,341,817.64 = 52,631,783.17 : x - Step 2: Convert to fraction form
94,447,660.57/130,341,817.64 = 52,631,783.17/x - Step 3: Cross multiply
94,447,660.57x = 130,341,817.64 × 52,631,783.17 - Step 4: Simplify right side
94,447,660.57x = 6,860,122,283,817,886 - Step 5: Solve for x
x = 6,860,122,283,817,886/94,447,660.57 - Step 6: Final answer
x = 72,634,115.47
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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.