Finding the Fourth Proportional to 26,853,134.40, 40,185,223.20 and 24,585,652.80
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Solution
The fourth proportional to 26,853,134.40, 40,185,223.20 and 24,585,652.80 is: 36,791,978.57
Step by Step Solution
- Step 1: Write the proportion equation
26,853,134.40 : 40,185,223.20 = 24,585,652.80 : x - Step 2: Convert to fraction form
26,853,134.40/40,185,223.20 = 24,585,652.80/x - Step 3: Cross multiply
26,853,134.40x = 40,185,223.20 × 24,585,652.80 - Step 4: Simplify right side
26,853,134.40x = 987,979,945,285,705.12 - Step 5: Solve for x
x = 987,979,945,285,705.12/26,853,134.40 - Step 6: Final answer
x = 36,791,978.57
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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.