Finding the Fourth Proportional to 40,783,220.90, 61,174,831.35 and 24,658,907.30
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Solution
The fourth proportional to 40,783,220.90, 61,174,831.35 and 24,658,907.30 is: 36,988,360.95
Step by Step Solution
- Step 1: Write the proportion equation
40,783,220.90 : 61,174,831.35 = 24,658,907.30 : x - Step 2: Convert to fraction form
40,783,220.90/61,174,831.35 = 24,658,907.30/x - Step 3: Cross multiply
40,783,220.90x = 61,174,831.35 × 24,658,907.30 - Step 4: Simplify right side
40,783,220.90x = 1,508,504,495,352,784 - Step 5: Solve for x
x = 1,508,504,495,352,784/40,783,220.90 - Step 6: Final answer
x = 36,988,360.95
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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.