Finding the Fourth Proportional to 56,408,419.68, 84,624,811.68 and 17,546,132.40
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Solution
The fourth proportional to 56,408,419.68, 84,624,811.68 and 17,546,132.40 is: 26,322,987.92
Step by Step Solution
- Step 1: Write the proportion equation
56,408,419.68 : 84,624,811.68 = 17,546,132.40 : x - Step 2: Convert to fraction form
56,408,419.68/84,624,811.68 = 17,546,132.40/x - Step 3: Cross multiply
56,408,419.68x = 84,624,811.68 × 17,546,132.40 - Step 4: Simplify right side
56,408,419.68x = 1,484,838,150,062,346.50 - Step 5: Solve for x
x = 1,484,838,150,062,346.50/56,408,419.68 - Step 6: Final answer
x = 26,322,987.92
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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.