Finding the Fourth Proportional to 34,140,108.84, 47,117,653.96 and 22,389,259.44
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Solution
The fourth proportional to 34,140,108.84, 47,117,653.96 and 22,389,259.44 is: 30,900,000.46
Step by Step Solution
- Step 1: Write the proportion equation
34,140,108.84 : 47,117,653.96 = 22,389,259.44 : x - Step 2: Convert to fraction form
34,140,108.84/47,117,653.96 = 22,389,259.44/x - Step 3: Cross multiply
34,140,108.84x = 47,117,653.96 × 22,389,259.44 - Step 4: Simplify right side
34,140,108.84x = 1,054,929,378,714,583.50 - Step 5: Solve for x
x = 1,054,929,378,714,583.50/34,140,108.84 - Step 6: Final answer
x = 30,900,000.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.