Finding the Fourth Proportional to 76,956,259.47, 106,199,740.61 and 41,674,125.36
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Solution
The fourth proportional to 76,956,259.47, 106,199,740.61 and 41,674,125.36 is: 57,510,348.53
Step by Step Solution
- Step 1: Write the proportion equation
76,956,259.47 : 106,199,740.61 = 41,674,125.36 : x - Step 2: Convert to fraction form
76,956,259.47/106,199,740.61 = 41,674,125.36/x - Step 3: Cross multiply
76,956,259.47x = 106,199,740.61 × 41,674,125.36 - Step 4: Simplify right side
76,956,259.47x = 4,425,781,303,380,623 - Step 5: Solve for x
x = 4,425,781,303,380,623/76,956,259.47 - Step 6: Final answer
x = 57,510,348.53
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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.