Finding the Fourth Proportional to 39,459,106.70, 59,187,325.98 and 13,899,448.16
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Solution
The fourth proportional to 39,459,106.70, 59,187,325.98 and 13,899,448.16 is: 20,848,702.31
Step by Step Solution
- Step 1: Write the proportion equation
39,459,106.70 : 59,187,325.98 = 13,899,448.16 : x - Step 2: Convert to fraction form
39,459,106.70/59,187,325.98 = 13,899,448.16/x - Step 3: Cross multiply
39,459,106.70x = 59,187,325.98 × 13,899,448.16 - Step 4: Simplify right side
39,459,106.70x = 822,671,169,188,031.12 - Step 5: Solve for x
x = 822,671,169,188,031.12/39,459,106.70 - Step 6: Final answer
x = 20,848,702.31
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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.