Finding the Fourth Proportional to 93,022,735.84, 128,370,122.40 and 51,769,617.28
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Solution
The fourth proportional to 93,022,735.84, 128,370,122.40 and 51,769,617.28 is: 71,441,374.49
Step by Step Solution
- Step 1: Write the proportion equation
93,022,735.84 : 128,370,122.40 = 51,769,617.28 : x - Step 2: Convert to fraction form
93,022,735.84/128,370,122.40 = 51,769,617.28/x - Step 3: Cross multiply
93,022,735.84x = 128,370,122.40 × 51,769,617.28 - Step 4: Simplify right side
93,022,735.84x = 6,645,672,106,834,756 - Step 5: Solve for x
x = 6,645,672,106,834,756/93,022,735.84 - Step 6: Final answer
x = 71,441,374.49
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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.