Finding the Fourth Proportional to 15,292,313.60, 22,938,441.65 and 4,517,181.46
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Solution
The fourth proportional to 15,292,313.60, 22,938,441.65 and 4,517,181.46 is: 6,775,763.69
Step by Step Solution
- Step 1: Write the proportion equation
15,292,313.60 : 22,938,441.65 = 4,517,181.46 : x - Step 2: Convert to fraction form
15,292,313.60/22,938,441.65 = 4,517,181.46/x - Step 3: Cross multiply
15,292,313.60x = 22,938,441.65 × 4,517,181.46 - Step 4: Simplify right side
15,292,313.60x = 103,617,103,205,393.69 - Step 5: Solve for x
x = 103,617,103,205,393.69/15,292,313.60 - Step 6: Final answer
x = 6,775,763.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.