Finding the Fourth Proportional to 39,391,642.23, 59,090,297.39 and 15,130,570.19
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Solution
The fourth proportional to 39,391,642.23, 59,090,297.39 and 15,130,570.19 is: 22,696,943.86
Step by Step Solution
- Step 1: Write the proportion equation
39,391,642.23 : 59,090,297.39 = 15,130,570.19 : x - Step 2: Convert to fraction form
39,391,642.23/59,090,297.39 = 15,130,570.19/x - Step 3: Cross multiply
39,391,642.23x = 59,090,297.39 × 15,130,570.19 - Step 4: Simplify right side
39,391,642.23x = 894,069,892,144,275.50 - Step 5: Solve for x
x = 894,069,892,144,275.50/39,391,642.23 - Step 6: Final answer
x = 22,696,943.86
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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.