Finding the Fourth Proportional to 70,688,857.14, 97,551,205.74 and 39,748,755.78
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Solution
The fourth proportional to 70,688,857.14, 97,551,205.74 and 39,748,755.78 is: 54,853,610.74
Step by Step Solution
- Step 1: Write the proportion equation
70,688,857.14 : 97,551,205.74 = 39,748,755.78 : x - Step 2: Convert to fraction form
70,688,857.14/97,551,205.74 = 39,748,755.78/x - Step 3: Cross multiply
70,688,857.14x = 97,551,205.74 × 39,748,755.78 - Step 4: Simplify right side
70,688,857.14x = 3,877,539,053,003,794 - Step 5: Solve for x
x = 3,877,539,053,003,794/70,688,857.14 - Step 6: Final answer
x = 54,853,610.74
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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.