Finding the Fourth Proportional to 16,607,564.70, 24,911,347.05 and 7,649,612.70
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Solution
The fourth proportional to 16,607,564.70, 24,911,347.05 and 7,649,612.70 is: 11,474,419.05
Step by Step Solution
- Step 1: Write the proportion equation
16,607,564.70 : 24,911,347.05 = 7,649,612.70 : x - Step 2: Convert to fraction form
16,607,564.70/24,911,347.05 = 7,649,612.70/x - Step 3: Cross multiply
16,607,564.70x = 24,911,347.05 × 7,649,612.70 - Step 4: Simplify right side
16,607,564.70x = 190,562,156,767,787.53 - Step 5: Solve for x
x = 190,562,156,767,787.53/16,607,564.70 - Step 6: Final answer
x = 11,474,419.05
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Double scale
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Similar ratio
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.