Finding the Fourth Proportional to 26,435,374.84, 39,653,237.31 and 7,268,156.92
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Solution
The fourth proportional to 26,435,374.84, 39,653,237.31 and 7,268,156.92 is: 10,902,283.51
Step by Step Solution
- Step 1: Write the proportion equation
26,435,374.84 : 39,653,237.31 = 7,268,156.92 : x - Step 2: Convert to fraction form
26,435,374.84/39,653,237.31 = 7,268,156.92/x - Step 3: Cross multiply
26,435,374.84x = 39,653,237.31 × 7,268,156.92 - Step 4: Simplify right side
26,435,374.84x = 288,205,951,155,078.69 - Step 5: Solve for x
x = 288,205,951,155,078.69/26,435,374.84 - Step 6: Final answer
x = 10,902,283.51
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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.