Finding the Fourth Proportional to 21,355,056.84, 32,038,045.47 and 6,208,988.34
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Solution
The fourth proportional to 21,355,056.84, 32,038,045.47 and 6,208,988.34 is: 9,315,070.07
Step by Step Solution
- Step 1: Write the proportion equation
21,355,056.84 : 32,038,045.47 = 6,208,988.34 : x - Step 2: Convert to fraction form
21,355,056.84/32,038,045.47 = 6,208,988.34/x - Step 3: Cross multiply
21,355,056.84x = 32,038,045.47 × 6,208,988.34 - Step 4: Simplify right side
21,355,056.84x = 198,923,850,759,619.81 - Step 5: Solve for x
x = 198,923,850,759,619.81/21,355,056.84 - Step 6: Final answer
x = 9,315,070.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.