Finding the Fourth Proportional to 23,394,922.84, 32,282,508.02 and 12,939,277.70
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Solution
The fourth proportional to 23,394,922.84, 32,282,508.02 and 12,939,277.70 is: 17,854,828.54
Step by Step Solution
- Step 1: Write the proportion equation
23,394,922.84 : 32,282,508.02 = 12,939,277.70 : x - Step 2: Convert to fraction form
23,394,922.84/32,282,508.02 = 12,939,277.70/x - Step 3: Cross multiply
23,394,922.84x = 32,282,508.02 × 12,939,277.70 - Step 4: Simplify right side
23,394,922.84x = 417,712,336,139,267.06 - Step 5: Solve for x
x = 417,712,336,139,267.06/23,394,922.84 - Step 6: Final answer
x = 17,854,828.54
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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.