Finding the Fourth Proportional to 19,414,027.76, 26,791,337.96 and 10,712,199.84
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Solution
The fourth proportional to 19,414,027.76, 26,791,337.96 and 10,712,199.84 is: 14,782,824.55
Step by Step Solution
- Step 1: Write the proportion equation
19,414,027.76 : 26,791,337.96 = 10,712,199.84 : x - Step 2: Convert to fraction form
19,414,027.76/26,791,337.96 = 10,712,199.84/x - Step 3: Cross multiply
19,414,027.76x = 26,791,337.96 × 10,712,199.84 - Step 4: Simplify right side
19,414,027.76x = 286,994,166,208,497.94 - Step 5: Solve for x
x = 286,994,166,208,497.94/19,414,027.76 - Step 6: Final answer
x = 14,782,824.55
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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.