Finding the Fourth Proportional to 42,087,342.16, 63,133,462.62 and 11,797,567.12
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Solution
The fourth proportional to 42,087,342.16, 63,133,462.62 and 11,797,567.12 is: 17,697,037.27
Step by Step Solution
- Step 1: Write the proportion equation
42,087,342.16 : 63,133,462.62 = 11,797,567.12 : x - Step 2: Convert to fraction form
42,087,342.16/63,133,462.62 = 11,797,567.12/x - Step 3: Cross multiply
42,087,342.16x = 63,133,462.62 × 11,797,567.12 - Step 4: Simplify right side
42,087,342.16x = 744,821,262,777,461 - Step 5: Solve for x
x = 744,821,262,777,461/42,087,342.16 - Step 6: Final answer
x = 17,697,037.27
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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.