Finding the Fourth Proportional to 26,435,701.71, 39,644,569.40 and 9,159,871.05
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Solution
The fourth proportional to 26,435,701.71, 39,644,569.40 and 9,159,871.05 is: 13,736,693.94
Step by Step Solution
- Step 1: Write the proportion equation
26,435,701.71 : 39,644,569.40 = 9,159,871.05 : x - Step 2: Convert to fraction form
26,435,701.71/39,644,569.40 = 9,159,871.05/x - Step 3: Cross multiply
26,435,701.71x = 39,644,569.40 × 9,159,871.05 - Step 4: Simplify right side
26,435,701.71x = 363,139,143,490,976.56 - Step 5: Solve for x
x = 363,139,143,490,976.56/26,435,701.71 - Step 6: Final answer
x = 13,736,693.94
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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.