Finding the Fourth Proportional to 40,710,044.68, 56,180,295.71 and 22,125,184.77
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Solution
The fourth proportional to 40,710,044.68, 56,180,295.71 and 22,125,184.77 is: 30,532,990.88
Step by Step Solution
- Step 1: Write the proportion equation
40,710,044.68 : 56,180,295.71 = 22,125,184.77 : x - Step 2: Convert to fraction form
40,710,044.68/56,180,295.71 = 22,125,184.77/x - Step 3: Cross multiply
40,710,044.68x = 56,180,295.71 × 22,125,184.77 - Step 4: Simplify right side
40,710,044.68x = 1,242,999,423,016,988.25 - Step 5: Solve for x
x = 1,242,999,423,016,988.25/40,710,044.68 - Step 6: Final answer
x = 30,532,990.88
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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.