Finding the Fourth Proportional to 19,712,032.04, 27,203,152.97 and 10,892,054.11
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Solution
The fourth proportional to 19,712,032.04, 27,203,152.97 and 10,892,054.11 is: 15,031,337.90
Step by Step Solution
- Step 1: Write the proportion equation
19,712,032.04 : 27,203,152.97 = 10,892,054.11 : x - Step 2: Convert to fraction form
19,712,032.04/27,203,152.97 = 10,892,054.11/x - Step 3: Cross multiply
19,712,032.04x = 27,203,152.97 × 10,892,054.11 - Step 4: Simplify right side
19,712,032.04x = 296,298,214,205,299.81 - Step 5: Solve for x
x = 296,298,214,205,299.81/19,712,032.04 - Step 6: Final answer
x = 15,031,337.90
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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.