Finding the Fourth Proportional to 34,402,479.52, 47,475,408.03 and 18,932,564.15
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Solution
The fourth proportional to 34,402,479.52, 47,475,408.03 and 18,932,564.15 is: 26,126,930.99
Step by Step Solution
- Step 1: Write the proportion equation
34,402,479.52 : 47,475,408.03 = 18,932,564.15 : x - Step 2: Convert to fraction form
34,402,479.52/47,475,408.03 = 18,932,564.15/x - Step 3: Cross multiply
34,402,479.52x = 47,475,408.03 × 18,932,564.15 - Step 4: Simplify right side
34,402,479.52x = 898,831,208,075,400.12 - Step 5: Solve for x
x = 898,831,208,075,400.12/34,402,479.52 - Step 6: Final answer
x = 26,126,930.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.