Finding the Fourth Proportional to 19,377,482.10, 26,742,133.18 and 10,675,652.92
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Solution
The fourth proportional to 19,377,482.10, 26,742,133.18 and 10,675,652.92 is: 14,733,066.49
Step by Step Solution
- Step 1: Write the proportion equation
19,377,482.10 : 26,742,133.18 = 10,675,652.92 : x - Step 2: Convert to fraction form
19,377,482.10/26,742,133.18 = 10,675,652.92/x - Step 3: Cross multiply
19,377,482.10x = 26,742,133.18 × 10,675,652.92 - Step 4: Simplify right side
19,377,482.10x = 285,489,732,170,095.88 - Step 5: Solve for x
x = 285,489,732,170,095.88/19,377,482.10 - Step 6: Final answer
x = 14,733,066.49
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1.5x scale
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.