Finding the Fourth Proportional to 26,299,311.12, 36,292,943.84 and 14,696,871.53
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Solution
The fourth proportional to 26,299,311.12, 36,292,943.84 and 14,696,871.53 is: 20,281,623.74
Step by Step Solution
- Step 1: Write the proportion equation
26,299,311.12 : 36,292,943.84 = 14,696,871.53 : x - Step 2: Convert to fraction form
26,299,311.12/36,292,943.84 = 14,696,871.53/x - Step 3: Cross multiply
26,299,311.12x = 36,292,943.84 × 14,696,871.53 - Step 4: Simplify right side
26,299,311.12x = 533,392,732,807,035.81 - Step 5: Solve for x
x = 533,392,732,807,035.81/26,299,311.12 - Step 6: Final answer
x = 20,281,623.74
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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.