Finding the Fourth Proportional to 19,756,536.45, 29,596,459.71 and 14,559,707.85
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Solution
The fourth proportional to 19,756,536.45, 29,596,459.71 and 14,559,707.85 is: 21,811,303.20
Step by Step Solution
- Step 1: Write the proportion equation
19,756,536.45 : 29,596,459.71 = 14,559,707.85 : x - Step 2: Convert to fraction form
19,756,536.45/29,596,459.71 = 14,559,707.85/x - Step 3: Cross multiply
19,756,536.45x = 29,596,459.71 × 14,559,707.85 - Step 4: Simplify right side
19,756,536.45x = 430,915,806,771,895.75 - Step 5: Solve for x
x = 430,915,806,771,895.75/19,756,536.45 - Step 6: Final answer
x = 21,811,303.20
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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.