Finding the Fourth Proportional to 26,239,542.40, 39,370,681.20 and 14,094,836.20
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Solution
The fourth proportional to 26,239,542.40, 39,370,681.20 and 14,094,836.20 is: 21,148,360.52
Step by Step Solution
- Step 1: Write the proportion equation
26,239,542.40 : 39,370,681.20 = 14,094,836.20 : x - Step 2: Convert to fraction form
26,239,542.40/39,370,681.20 = 14,094,836.20/x - Step 3: Cross multiply
26,239,542.40x = 39,370,681.20 × 14,094,836.20 - Step 4: Simplify right side
26,239,542.40x = 554,923,302,596,419.44 - Step 5: Solve for x
x = 554,923,302,596,419.44/26,239,542.40 - Step 6: Final answer
x = 21,148,360.52
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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.