Finding the Fourth Proportional to 43,163,430.08, 64,745,144.64 and 23,985,014.72
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Solution
The fourth proportional to 43,163,430.08, 64,745,144.64 and 23,985,014.72 is: 35,977,521.81
Step by Step Solution
- Step 1: Write the proportion equation
43,163,430.08 : 64,745,144.64 = 23,985,014.72 : x - Step 2: Convert to fraction form
43,163,430.08/64,745,144.64 = 23,985,014.72/x - Step 3: Cross multiply
43,163,430.08x = 64,745,144.64 × 23,985,014.72 - Step 4: Simplify right side
43,163,430.08x = 1,552,913,247,238,929 - Step 5: Solve for x
x = 1,552,913,247,238,929/43,163,430.08 - Step 6: Final answer
x = 35,977,521.81
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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.