Finding the Fourth Proportional to 42,241,688.84, 58,319,858.58 and 29,033,608.52
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Solution
The fourth proportional to 42,241,688.84, 58,319,858.58 and 29,033,608.52 is: 40,084,475.54
Step by Step Solution
- Step 1: Write the proportion equation
42,241,688.84 : 58,319,858.58 = 29,033,608.52 : x - Step 2: Convert to fraction form
42,241,688.84/58,319,858.58 = 29,033,608.52/x - Step 3: Cross multiply
42,241,688.84x = 58,319,858.58 × 29,033,608.52 - Step 4: Simplify right side
42,241,688.84x = 1,693,235,942,953,483 - Step 5: Solve for x
x = 1,693,235,942,953,483/42,241,688.84 - Step 6: Final answer
x = 40,084,475.54
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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.