Finding the Fourth Proportional to 52,270,363.15, 72,130,138.41 and 29,064,991.93
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Solution
The fourth proportional to 52,270,363.15, 72,130,138.41 and 29,064,991.93 is: 40,108,041.43
Step by Step Solution
- Step 1: Write the proportion equation
52,270,363.15 : 72,130,138.41 = 29,064,991.93 : x - Step 2: Convert to fraction form
52,270,363.15/72,130,138.41 = 29,064,991.93/x - Step 3: Cross multiply
52,270,363.15x = 72,130,138.41 × 29,064,991.93 - Step 4: Simplify right side
52,270,363.15x = 2,096,461,890,796,433 - Step 5: Solve for x
x = 2,096,461,890,796,433/52,270,363.15 - Step 6: Final answer
x = 40,108,041.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.