Finding the Fourth Proportional to 21,756,965.13, 32,624,216.82 and 6,402,259.35
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Solution
The fourth proportional to 21,756,965.13, 32,624,216.82 and 6,402,259.35 is: 9,600,084.20
Step by Step Solution
- Step 1: Write the proportion equation
21,756,965.13 : 32,624,216.82 = 6,402,259.35 : x - Step 2: Convert to fraction form
21,756,965.13/32,624,216.82 = 6,402,259.35/x - Step 3: Cross multiply
21,756,965.13x = 32,624,216.82 × 6,402,259.35 - Step 4: Simplify right side
21,756,965.13x = 208,868,697,172,272.25 - Step 5: Solve for x
x = 208,868,697,172,272.25/21,756,965.13 - Step 6: Final answer
x = 9,600,084.20
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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.