Finding the Fourth Proportional to 60,692,009.11, 83,762,643.52 and 39,801,616.99
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Solution
The fourth proportional to 60,692,009.11, 83,762,643.52 and 39,801,616.99 is: 54,931,262.02
Step by Step Solution
- Step 1: Write the proportion equation
60,692,009.11 : 83,762,643.52 = 39,801,616.99 : x - Step 2: Convert to fraction form
60,692,009.11/83,762,643.52 = 39,801,616.99/x - Step 3: Cross multiply
60,692,009.11x = 83,762,643.52 × 39,801,616.99 - Step 4: Simplify right side
60,692,009.11x = 3,333,888,655,044,530.50 - Step 5: Solve for x
x = 3,333,888,655,044,530.50/60,692,009.11 - Step 6: Final answer
x = 54,931,262.02
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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.