Finding the Fourth Proportional to 15,696,036.80, 22,024,840 and 15,696,036.80
Calculator
Solution
The fourth proportional to 15,696,036.80, 22,024,840 and 15,696,036.80 is: 22,024,840
Step by Step Solution
- Step 1: Write the proportion equation
15,696,036.80 : 22,024,840 = 15,696,036.80 : x - Step 2: Convert to fraction form
15,696,036.80/22,024,840 = 15,696,036.80/x - Step 3: Cross multiply
15,696,036.80x = 22,024,840 × 15,696,036.80 - Step 4: Simplify right side
15,696,036.80x = 345,702,699,154,112 - Step 5: Solve for x
x = 345,702,699,154,112/15,696,036.80 - Step 6: Final answer
x = 22,024,840
Related Problems
Find fourth proportional to 7,848,018.40, 11,012,420 and 7,848,018.40
Half scale
Find fourth proportional to 31,392,073.60, 44,049,680 and 31,392,073.60
Double scale
Find fourth proportional to 15,696,037.80, 22,024,841.40 and 15,696,037.80
Similar ratio
Find fourth proportional to 23,544,055.20, 33,037,260 and 23,544,055.20
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.