Finding the Fourth Proportional to 7,252,962.24, 10,009,140.64 and 3,945,285.02
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Solution
The fourth proportional to 7,252,962.24, 10,009,140.64 and 3,945,285.02 is: 5,444,522.02
Step by Step Solution
- Step 1: Write the proportion equation
7,252,962.24 : 10,009,140.64 = 3,945,285.02 : x - Step 2: Convert to fraction form
7,252,962.24/10,009,140.64 = 3,945,285.02/x - Step 3: Cross multiply
7,252,962.24x = 10,009,140.64 × 3,945,285.02 - Step 4: Simplify right side
7,252,962.24x = 39,488,912,630,065.22 - Step 5: Solve for x
x = 39,488,912,630,065.22/7,252,962.24 - Step 6: Final answer
x = 5,444,522.02
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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.