Finding the Fourth Proportional to 46,440,078.53, 69,660,130.10 and 13,650,648.76
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Solution
The fourth proportional to 46,440,078.53, 69,660,130.10 and 13,650,648.76 is: 20,475,976.75
Step by Step Solution
- Step 1: Write the proportion equation
46,440,078.53 : 69,660,130.10 = 13,650,648.76 : x - Step 2: Convert to fraction form
46,440,078.53/69,660,130.10 = 13,650,648.76/x - Step 3: Cross multiply
46,440,078.53x = 69,660,130.10 × 13,650,648.76 - Step 4: Simplify right side
46,440,078.53x = 950,905,968,430,980.12 - Step 5: Solve for x
x = 950,905,968,430,980.12/46,440,078.53 - Step 6: Final answer
x = 20,475,976.75
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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.