Finding the Fourth Proportional to 16,357,410.70, 24,536,116.05 and 9,980,118.70
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Solution
The fourth proportional to 16,357,410.70, 24,536,116.05 and 9,980,118.70 is: 14,970,178.05
Step by Step Solution
- Step 1: Write the proportion equation
16,357,410.70 : 24,536,116.05 = 9,980,118.70 : x - Step 2: Convert to fraction form
16,357,410.70/24,536,116.05 = 9,980,118.70/x - Step 3: Cross multiply
16,357,410.70x = 24,536,116.05 × 9,980,118.70 - Step 4: Simplify right side
16,357,410.70x = 244,873,350,615,975.12 - Step 5: Solve for x
x = 244,873,350,615,975.12/16,357,410.70 - Step 6: Final answer
x = 14,970,178.05
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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.