Finding the Fourth Proportional to 55,566,224, 76,681,389.12 and 31,119,938
Calculator
Solution
The fourth proportional to 55,566,224, 76,681,389.12 and 31,119,938 is: 42,945,514.44
Step by Step Solution
- Step 1: Write the proportion equation
55,566,224 : 76,681,389.12 = 31,119,938 : x - Step 2: Convert to fraction form
55,566,224/76,681,389.12 = 31,119,938/x - Step 3: Cross multiply
55,566,224x = 76,681,389.12 × 31,119,938 - Step 4: Simplify right side
55,566,224x = 2,386,320,075,168,274.50 - Step 5: Solve for x
x = 2,386,320,075,168,274.50/55,566,224 - Step 6: Final answer
x = 42,945,514.44
Related Problems
Find fourth proportional to 27,783,112, 38,340,694.56 and 15,559,969
Half scale
Find fourth proportional to 111,132,448, 153,362,778.24 and 62,239,876
Double scale
Find fourth proportional to 55,566,225, 76,681,390.50 and 31,119,939
Similar ratio
Find fourth proportional to 83,349,336, 115,022,083.68 and 46,679,907
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.