Finding the Fourth Proportional to 9,345,202, 12,896,303.68 and 5,425,321.84
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Solution
The fourth proportional to 9,345,202, 12,896,303.68 and 5,425,321.84 is: 7,486,900.55
Step by Step Solution
- Step 1: Write the proportion equation
9,345,202 : 12,896,303.68 = 5,425,321.84 : x - Step 2: Convert to fraction form
9,345,202/12,896,303.68 = 5,425,321.84/x - Step 3: Cross multiply
9,345,202x = 12,896,303.68 × 5,425,321.84 - Step 4: Simplify right side
9,345,202x = 69,966,598,010,376.37 - Step 5: Solve for x
x = 69,966,598,010,376.37/9,345,202 - Step 6: Final answer
x = 7,486,900.55
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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.