Finding the Fourth Proportional to 30,297,259.24, 45,446,821.98 and 13,249,156.84
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Solution
The fourth proportional to 30,297,259.24, 45,446,821.98 and 13,249,156.84 is: 19,874,143.32
Step by Step Solution
- Step 1: Write the proportion equation
30,297,259.24 : 45,446,821.98 = 13,249,156.84 : x - Step 2: Convert to fraction form
30,297,259.24/45,446,821.98 = 13,249,156.84/x - Step 3: Cross multiply
30,297,259.24x = 45,446,821.98 × 13,249,156.84 - Step 4: Simplify right side
30,297,259.24x = 602,132,072,292,579.25 - Step 5: Solve for x
x = 602,132,072,292,579.25/30,297,259.24 - Step 6: Final answer
x = 19,874,143.32
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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.