Finding the Fourth Proportional to 39,811,903.36, 59,726,901.72 and 12,148,295.53
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Solution
The fourth proportional to 39,811,903.36, 59,726,901.72 and 12,148,295.53 is: 18,225,203.82
Step by Step Solution
- Step 1: Write the proportion equation
39,811,903.36 : 59,726,901.72 = 12,148,295.53 : x - Step 2: Convert to fraction form
39,811,903.36/59,726,901.72 = 12,148,295.53/x - Step 3: Cross multiply
39,811,903.36x = 59,726,901.72 × 12,148,295.53 - Step 4: Simplify right side
39,811,903.36x = 725,580,053,185,825.25 - Step 5: Solve for x
x = 725,580,053,185,825.25/39,811,903.36 - Step 6: Final answer
x = 18,225,203.82
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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.