Finding the Fourth Proportional to 43,028,459.04, 64,556,332.62 and 15,361,782.99
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Solution
The fourth proportional to 43,028,459.04, 64,556,332.62 and 15,361,782.99 is: 23,047,545.61
Step by Step Solution
- Step 1: Write the proportion equation
43,028,459.04 : 64,556,332.62 = 15,361,782.99 : x - Step 2: Convert to fraction form
43,028,459.04/64,556,332.62 = 15,361,782.99/x - Step 3: Cross multiply
43,028,459.04x = 64,556,332.62 × 15,361,782.99 - Step 4: Simplify right side
43,028,459.04x = 991,700,372,338,698.12 - Step 5: Solve for x
x = 991,700,372,338,698.12/43,028,459.04 - Step 6: Final answer
x = 23,047,545.61
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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.