Finding the Fourth Proportional to 26,299,212.98, 36,292,963.05 and 14,696,776.42
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Solution
The fourth proportional to 26,299,212.98, 36,292,963.05 and 14,696,776.42 is: 20,281,578.92
Step by Step Solution
- Step 1: Write the proportion equation
26,299,212.98 : 36,292,963.05 = 14,696,776.42 : x - Step 2: Convert to fraction form
26,299,212.98/36,292,963.05 = 14,696,776.42/x - Step 3: Cross multiply
26,299,212.98x = 36,292,963.05 × 14,696,776.42 - Step 4: Simplify right side
26,299,212.98x = 533,389,563,474,438.88 - Step 5: Solve for x
x = 533,389,563,474,438.88/26,299,212.98 - Step 6: Final answer
x = 20,281,578.92
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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.