Finding the Fourth Proportional to 61,189,271.40, 91,571,330.70 and 56,087,437.80
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Solution
The fourth proportional to 61,189,271.40, 91,571,330.70 and 56,087,437.80 is: 83,936,304.48
Step by Step Solution
- Step 1: Write the proportion equation
61,189,271.40 : 91,571,330.70 = 56,087,437.80 : x - Step 2: Convert to fraction form
61,189,271.40/91,571,330.70 = 56,087,437.80/x - Step 3: Cross multiply
61,189,271.40x = 91,571,330.70 × 56,087,437.80 - Step 4: Simplify right side
61,189,271.40x = 5,136,001,314,899,480 - Step 5: Solve for x
x = 5,136,001,314,899,480/61,189,271.40 - Step 6: Final answer
x = 83,936,304.48
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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.