Finding the Fourth Proportional to 36,712,831.21, 55,075,520.67 and 15,135,637.71
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Solution
The fourth proportional to 36,712,831.21, 55,075,520.67 and 15,135,637.71 is: 22,706,043.09
Step by Step Solution
- Step 1: Write the proportion equation
36,712,831.21 : 55,075,520.67 = 15,135,637.71 : x - Step 2: Convert to fraction form
36,712,831.21/55,075,520.67 = 15,135,637.71/x - Step 3: Cross multiply
36,712,831.21x = 55,075,520.67 × 15,135,637.71 - Step 4: Simplify right side
36,712,831.21x = 833,603,127,390,711.25 - Step 5: Solve for x
x = 833,603,127,390,711.25/36,712,831.21 - Step 6: Final answer
x = 22,706,043.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.