Finding the Fourth Proportional to 16,616,464.80, 24,924,697.20 and 13,257,232.80
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Solution
The fourth proportional to 16,616,464.80, 24,924,697.20 and 13,257,232.80 is: 19,885,849.20
Step by Step Solution
- Step 1: Write the proportion equation
16,616,464.80 : 24,924,697.20 = 13,257,232.80 : x - Step 2: Convert to fraction form
16,616,464.80/24,924,697.20 = 13,257,232.80/x - Step 3: Cross multiply
16,616,464.80x = 24,924,697.20 × 13,257,232.80 - Step 4: Simplify right side
16,616,464.80x = 330,432,513,249,908.19 - Step 5: Solve for x
x = 330,432,513,249,908.19/16,616,464.80 - Step 6: Final answer
x = 19,885,849.20
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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.