Finding the Fourth Proportional to 61,449,155.60, 92,109,348.32 and 28,632,668.99
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Solution
The fourth proportional to 61,449,155.60, 92,109,348.32 and 28,632,668.99 is: 42,919,002.79
Step by Step Solution
- Step 1: Write the proportion equation
61,449,155.60 : 92,109,348.32 = 28,632,668.99 : x - Step 2: Convert to fraction form
61,449,155.60/92,109,348.32 = 28,632,668.99/x - Step 3: Cross multiply
61,449,155.60x = 92,109,348.32 × 28,632,668.99 - Step 4: Simplify right side
61,449,155.60x = 2,637,336,480,727,462.50 - Step 5: Solve for x
x = 2,637,336,480,727,462.50/61,449,155.60 - Step 6: Final answer
x = 42,919,002.79
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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.