Finding the Fourth Proportional to 62,208,006.80, 93,312,010.20 and 56,534,637.20
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Solution
The fourth proportional to 62,208,006.80, 93,312,010.20 and 56,534,637.20 is: 84,801,955.80
Step by Step Solution
- Step 1: Write the proportion equation
62,208,006.80 : 93,312,010.20 = 56,534,637.20 : x - Step 2: Convert to fraction form
62,208,006.80/93,312,010.20 = 56,534,637.20/x - Step 3: Cross multiply
62,208,006.80x = 93,312,010.20 × 56,534,637.20 - Step 4: Simplify right side
62,208,006.80x = 5,275,360,643,059,700 - Step 5: Solve for x
x = 5,275,360,643,059,700/62,208,006.80 - Step 6: Final answer
x = 84,801,955.80
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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.