Finding the Fourth Proportional to 19,962,246.05, 27,537,426.93 and 17,342,864.71
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Solution
The fourth proportional to 19,962,246.05, 27,537,426.93 and 17,342,864.71 is: 23,924,054.87
Step by Step Solution
- Step 1: Write the proportion equation
19,962,246.05 : 27,537,426.93 = 17,342,864.71 : x - Step 2: Convert to fraction form
19,962,246.05/27,537,426.93 = 17,342,864.71/x - Step 3: Cross multiply
19,962,246.05x = 27,537,426.93 × 17,342,864.71 - Step 4: Simplify right side
19,962,246.05x = 477,577,869,704,692.81 - Step 5: Solve for x
x = 477,577,869,704,692.81/19,962,246.05 - Step 6: Final answer
x = 23,924,054.87
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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.