Finding the Fourth Proportional to 19,549,476.48, 29,323,260.94 and 7,255,831.92
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Solution
The fourth proportional to 19,549,476.48, 29,323,260.94 and 7,255,831.92 is: 10,883,393.88
Step by Step Solution
- Step 1: Write the proportion equation
19,549,476.48 : 29,323,260.94 = 7,255,831.92 : x - Step 2: Convert to fraction form
19,549,476.48/29,323,260.94 = 7,255,831.92/x - Step 3: Cross multiply
19,549,476.48x = 29,323,260.94 × 7,255,831.92 - Step 4: Simplify right side
19,549,476.48x = 212,764,652,726,941.22 - Step 5: Solve for x
x = 212,764,652,726,941.22/19,549,476.48 - Step 6: Final answer
x = 10,883,393.88
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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.