Finding the Fourth Proportional to 38,838,966.41, 58,266,124.26 and 14,247,121.40
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Solution
The fourth proportional to 38,838,966.41, 58,266,124.26 and 14,247,121.40 is: 21,373,497.35
Step by Step Solution
- Step 1: Write the proportion equation
38,838,966.41 : 58,266,124.26 = 14,247,121.40 : x - Step 2: Convert to fraction form
38,838,966.41/58,266,124.26 = 14,247,121.40/x - Step 3: Cross multiply
38,838,966.41x = 58,266,124.26 × 14,247,121.40 - Step 4: Simplify right side
38,838,966.41x = 830,124,545,548,374.50 - Step 5: Solve for x
x = 830,124,545,548,374.50/38,838,966.41 - Step 6: Final answer
x = 21,373,497.35
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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.