Finding the Fourth Proportional to 9,921,075.84, 13,692,580.68 and 6,055,837.68
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Solution
The fourth proportional to 9,921,075.84, 13,692,580.68 and 6,055,837.68 is: 8,357,969.17
Step by Step Solution
- Step 1: Write the proportion equation
9,921,075.84 : 13,692,580.68 = 6,055,837.68 : x - Step 2: Convert to fraction form
9,921,075.84/13,692,580.68 = 6,055,837.68/x - Step 3: Cross multiply
9,921,075.84x = 13,692,580.68 × 6,055,837.68 - Step 4: Simplify right side
9,921,075.84x = 82,920,046,018,384.02 - Step 5: Solve for x
x = 82,920,046,018,384.02/9,921,075.84 - Step 6: Final answer
x = 8,357,969.17
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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.