Finding the Fourth Proportional to 27,085,854.98, 40,620,247.36 and 8,885,809.06
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Solution
The fourth proportional to 27,085,854.98, 40,620,247.36 and 8,885,809.06 is: 13,325,913.55
Step by Step Solution
- Step 1: Write the proportion equation
27,085,854.98 : 40,620,247.36 = 8,885,809.06 : x - Step 2: Convert to fraction form
27,085,854.98/40,620,247.36 = 8,885,809.06/x - Step 3: Cross multiply
27,085,854.98x = 40,620,247.36 × 8,885,809.06 - Step 4: Simplify right side
27,085,854.98x = 360,943,762,010,929.12 - Step 5: Solve for x
x = 360,943,762,010,929.12/27,085,854.98 - Step 6: Final answer
x = 13,325,913.55
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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.