Finding the Fourth Proportional to 5,977,970.60, 8,248,918.18 and 3,363,969.79
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Solution
The fourth proportional to 5,977,970.60, 8,248,918.18 and 3,363,969.79 is: 4,641,894.94
Step by Step Solution
- Step 1: Write the proportion equation
5,977,970.60 : 8,248,918.18 = 3,363,969.79 : x - Step 2: Convert to fraction form
5,977,970.60/8,248,918.18 = 3,363,969.79/x - Step 3: Cross multiply
5,977,970.60x = 8,248,918.18 × 3,363,969.79 - Step 4: Simplify right side
5,977,970.60x = 27,749,111,499,637.34 - Step 5: Solve for x
x = 27,749,111,499,637.34/5,977,970.60 - Step 6: Final answer
x = 4,641,894.94
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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.