Finding the Fourth Proportional to 26,580,243.29, 39,871,632.24 and 12,917,111.99
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Solution
The fourth proportional to 26,580,243.29, 39,871,632.24 and 12,917,111.99 is: 19,376,283.85
Step by Step Solution
- Step 1: Write the proportion equation
26,580,243.29 : 39,871,632.24 = 12,917,111.99 : x - Step 2: Convert to fraction form
26,580,243.29/39,871,632.24 = 12,917,111.99/x - Step 3: Cross multiply
26,580,243.29x = 39,871,632.24 × 12,917,111.99 - Step 4: Simplify right side
26,580,243.29x = 515,026,338,668,816.38 - Step 5: Solve for x
x = 515,026,338,668,816.38/26,580,243.29 - Step 6: Final answer
x = 19,376,283.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.