Finding the Fourth Proportional to 19,088,973.96, 26,342,562.63 and 10,386,996.65
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Solution
The fourth proportional to 19,088,973.96, 26,342,562.63 and 10,386,996.65 is: 14,333,934.88
Step by Step Solution
- Step 1: Write the proportion equation
19,088,973.96 : 26,342,562.63 = 10,386,996.65 : x - Step 2: Convert to fraction form
19,088,973.96/26,342,562.63 = 10,386,996.65/x - Step 3: Cross multiply
19,088,973.96x = 26,342,562.63 × 10,386,996.65 - Step 4: Simplify right side
19,088,973.96x = 273,620,109,658,512.34 - Step 5: Solve for x
x = 273,620,109,658,512.34/19,088,973.96 - Step 6: Final answer
x = 14,333,934.88
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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.