Finding the Fourth Proportional to 47,503,029.84, 65,534,696.24 and 28,903,259.12
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Solution
The fourth proportional to 47,503,029.84, 65,534,696.24 and 28,903,259.12 is: 39,874,641.96
Step by Step Solution
- Step 1: Write the proportion equation
47,503,029.84 : 65,534,696.24 = 28,903,259.12 : x - Step 2: Convert to fraction form
47,503,029.84/65,534,696.24 = 28,903,259.12/x - Step 3: Cross multiply
47,503,029.84x = 65,534,696.24 × 28,903,259.12 - Step 4: Simplify right side
47,503,029.84x = 1,894,166,306,775,209.75 - Step 5: Solve for x
x = 1,894,166,306,775,209.75/47,503,029.84 - Step 6: Final answer
x = 39,874,641.96
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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.