Finding the Fourth Proportional to 62,208,534.60, 93,312,801.90 and 21,813,769.80
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Solution
The fourth proportional to 62,208,534.60, 93,312,801.90 and 21,813,769.80 is: 32,720,654.70
Step by Step Solution
- Step 1: Write the proportion equation
62,208,534.60 : 93,312,801.90 = 21,813,769.80 : x - Step 2: Convert to fraction form
62,208,534.60/93,312,801.90 = 21,813,769.80/x - Step 3: Cross multiply
62,208,534.60x = 93,312,801.90 × 21,813,769.80 - Step 4: Simplify right side
62,208,534.60x = 2,035,503,980,039,602.75 - Step 5: Solve for x
x = 2,035,503,980,039,602.75/62,208,534.60 - Step 6: Final answer
x = 32,720,654.70
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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.