Finding the Fourth Proportional to 16,546,639.18, 24,819,966.06 and 5,187,973.54
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Solution
The fourth proportional to 16,546,639.18, 24,819,966.06 and 5,187,973.54 is: 7,781,962.60
Step by Step Solution
- Step 1: Write the proportion equation
16,546,639.18 : 24,819,966.06 = 5,187,973.54 : x - Step 2: Convert to fraction form
16,546,639.18/24,819,966.06 = 5,187,973.54/x - Step 3: Cross multiply
16,546,639.18x = 24,819,966.06 × 5,187,973.54 - Step 4: Simplify right side
16,546,639.18x = 128,765,327,182,978.05 - Step 5: Solve for x
x = 128,765,327,182,978.05/16,546,639.18 - Step 6: Final answer
x = 7,781,962.60
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1.5x scale
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.