Finding the Fourth Proportional to 8,671,783.84, 13,008,320.88 and 2,606,030.08
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Solution
The fourth proportional to 8,671,783.84, 13,008,320.88 and 2,606,030.08 is: 3,909,238.99
Step by Step Solution
- Step 1: Write the proportion equation
8,671,783.84 : 13,008,320.88 = 2,606,030.08 : x - Step 2: Convert to fraction form
8,671,783.84/13,008,320.88 = 2,606,030.08/x - Step 3: Cross multiply
8,671,783.84x = 13,008,320.88 × 2,606,030.08 - Step 4: Simplify right side
8,671,783.84x = 33,900,075,503,572.07 - Step 5: Solve for x
x = 33,900,075,503,572.07/8,671,783.84 - Step 6: Final answer
x = 3,909,238.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.