Finding the Fourth Proportional to 7,590,848.10, 10,475,631.99 and 4,153,089.30
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Solution
The fourth proportional to 7,590,848.10, 10,475,631.99 and 4,153,089.30 is: 5,731,406.37
Step by Step Solution
- Step 1: Write the proportion equation
7,590,848.10 : 10,475,631.99 = 4,153,089.30 : x - Step 2: Convert to fraction form
7,590,848.10/10,475,631.99 = 4,153,089.30/x - Step 3: Cross multiply
7,590,848.10x = 10,475,631.99 × 4,153,089.30 - Step 4: Simplify right side
7,590,848.10x = 43,506,235,128,406.70 - Step 5: Solve for x
x = 43,506,235,128,406.70/7,590,848.10 - Step 6: Final answer
x = 5,731,406.37
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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.