Finding the Fourth Proportional to 26,983,056.09, 40,477,419.48 and 8,788,668.03
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Solution
The fourth proportional to 26,983,056.09, 40,477,419.48 and 8,788,668.03 is: 13,183,925.55
Step by Step Solution
- Step 1: Write the proportion equation
26,983,056.09 : 40,477,419.48 = 8,788,668.03 : x - Step 2: Convert to fraction form
26,983,056.09/40,477,419.48 = 8,788,668.03/x - Step 3: Cross multiply
26,983,056.09x = 40,477,419.48 × 8,788,668.03 - Step 4: Simplify right side
26,983,056.09x = 355,742,602,520,775.19 - Step 5: Solve for x
x = 355,742,602,520,775.19/26,983,056.09 - Step 6: Final answer
x = 13,183,925.55
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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.