Finding the Third Proportional to 19,420,646 and 42,498,576
Calculator
Solution
The third proportional to 19,420,646 and 42,498,576 is: 93,000,457.45
Step by Step Solution
- Step 1: Write the proportion equation
19,420,646 : 42,498,576 = 42,498,576 : x - Step 2: Convert to fraction form
19,420,646/42,498,576 = 42,498,576/x - Step 3: Cross multiply
19,420,646x = 42,498,576 × 42,498,576 - Step 4: Simplify right side
19,420,646x = 1,806,128,962,027,776 - Step 5: Solve for x
x = 1,806,128,962,027,776/19,420,646 - Step 6: Final answer
x = 93,000,457.45
Related Problems
Find third proportional to 9,710,323 and 21,249,288
Half scale
Find third proportional to 38,841,292 and 84,997,152
Double scale
Find third proportional to 19,420,648 and 42,498,580
Similar ratio
Find third proportional to 29,130,969 and 63,747,864
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.