Finding the Fourth Proportional to 51,445,285.74, 70,994,312.73 and 27,923,824.17
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Solution
The fourth proportional to 51,445,285.74, 70,994,312.73 and 27,923,824.17 is: 38,534,778.79
Step by Step Solution
- Step 1: Write the proportion equation
51,445,285.74 : 70,994,312.73 = 27,923,824.17 : x - Step 2: Convert to fraction form
51,445,285.74/70,994,312.73 = 27,923,824.17/x - Step 3: Cross multiply
51,445,285.74x = 70,994,312.73 × 27,923,824.17 - Step 4: Simplify right side
51,445,285.74x = 1,982,432,705,742,513 - Step 5: Solve for x
x = 1,982,432,705,742,513/51,445,285.74 - Step 6: Final answer
x = 38,534,778.79
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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.