Finding the Fourth Proportional to 26,291,247.70, 39,436,871.55 and 14,953,839.70
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Solution
The fourth proportional to 26,291,247.70, 39,436,871.55 and 14,953,839.70 is: 22,430,759.55
Step by Step Solution
- Step 1: Write the proportion equation
26,291,247.70 : 39,436,871.55 = 14,953,839.70 : x - Step 2: Convert to fraction form
26,291,247.70/39,436,871.55 = 14,953,839.70/x - Step 3: Cross multiply
26,291,247.70x = 39,436,871.55 × 14,953,839.70 - Step 4: Simplify right side
26,291,247.70x = 589,732,655,428,190.50 - Step 5: Solve for x
x = 589,732,655,428,190.50/26,291,247.70 - Step 6: Final answer
x = 22,430,759.55
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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.