Finding the Fourth Proportional to 70,297,927.50, 105,463,726.70 and 29,334,579.62
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Solution
The fourth proportional to 70,297,927.50, 105,463,726.70 and 29,334,579.62 is: 44,008,894.68
Step by Step Solution
- Step 1: Write the proportion equation
70,297,927.50 : 105,463,726.70 = 29,334,579.62 : x - Step 2: Convert to fraction form
70,297,927.50/105,463,726.70 = 29,334,579.62/x - Step 3: Cross multiply
70,297,927.50x = 105,463,726.70 × 29,334,579.62 - Step 4: Simplify right side
70,297,927.50x = 3,093,734,087,903,070 - Step 5: Solve for x
x = 3,093,734,087,903,070/70,297,927.50 - Step 6: Final answer
x = 44,008,894.68
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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.