Finding the Fourth Proportional to 37,463,831.20, 56,195,746.80 and 10,537,487.20
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Solution
The fourth proportional to 37,463,831.20, 56,195,746.80 and 10,537,487.20 is: 15,806,230.80
Step by Step Solution
- Step 1: Write the proportion equation
37,463,831.20 : 56,195,746.80 = 10,537,487.20 : x - Step 2: Convert to fraction form
37,463,831.20/56,195,746.80 = 10,537,487.20/x - Step 3: Cross multiply
37,463,831.20x = 56,195,746.80 × 10,537,487.20 - Step 4: Simplify right side
37,463,831.20x = 592,161,962,599,440.88 - Step 5: Solve for x
x = 592,161,962,599,440.88/37,463,831.20 - Step 6: Final answer
x = 15,806,230.80
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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.