Finding the Fourth Proportional to 6,943,944.60, 9,583,038.58 and 3,888,132.12
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Solution
The fourth proportional to 6,943,944.60, 9,583,038.58 and 3,888,132.12 is: 5,365,843.52
Step by Step Solution
- Step 1: Write the proportion equation
6,943,944.60 : 9,583,038.58 = 3,888,132.12 : x - Step 2: Convert to fraction form
6,943,944.60/9,583,038.58 = 3,888,132.12/x - Step 3: Cross multiply
6,943,944.60x = 9,583,038.58 × 3,888,132.12 - Step 4: Simplify right side
6,943,944.60x = 37,260,120,110,097.19 - Step 5: Solve for x
x = 37,260,120,110,097.19/6,943,944.60 - Step 6: Final answer
x = 5,365,843.52
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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.