Finding the Fourth Proportional to 15,173,251.80, 22,762,830.15 and 4,390,904.40
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Solution
The fourth proportional to 15,173,251.80, 22,762,830.15 and 4,390,904.40 is: 6,587,210.99
Step by Step Solution
- Step 1: Write the proportion equation
15,173,251.80 : 22,762,830.15 = 4,390,904.40 : x - Step 2: Convert to fraction form
15,173,251.80/22,762,830.15 = 4,390,904.40/x - Step 3: Cross multiply
15,173,251.80x = 22,762,830.15 × 4,390,904.40 - Step 4: Simplify right side
15,173,251.80x = 99,949,411,062,087.66 - Step 5: Solve for x
x = 99,949,411,062,087.66/15,173,251.80 - Step 6: Final answer
x = 6,587,210.99
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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.