Finding the Fourth Proportional to 40,644,655.70, 56,089,677.84 and 22,059,794.84
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Solution
The fourth proportional to 40,644,655.70, 56,089,677.84 and 22,059,794.84 is: 30,442,545.63
Step by Step Solution
- Step 1: Write the proportion equation
40,644,655.70 : 56,089,677.84 = 22,059,794.84 : x - Step 2: Convert to fraction form
40,644,655.70/56,089,677.84 = 22,059,794.84/x - Step 3: Cross multiply
40,644,655.70x = 56,089,677.84 × 22,059,794.84 - Step 4: Simplify right side
40,644,655.70x = 1,237,326,785,792,094.50 - Step 5: Solve for x
x = 1,237,326,785,792,094.50/40,644,655.70 - Step 6: Final answer
x = 30,442,545.63
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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.