Finding the Fourth Proportional to 19,300,292.08, 28,951,369.20 and 6,346,155.95
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Solution
The fourth proportional to 19,300,292.08, 28,951,369.20 and 6,346,155.95 is: 9,519,540.07
Step by Step Solution
- Step 1: Write the proportion equation
19,300,292.08 : 28,951,369.20 = 6,346,155.95 : x - Step 2: Convert to fraction form
19,300,292.08/28,951,369.20 = 6,346,155.95/x - Step 3: Cross multiply
19,300,292.08x = 28,951,369.20 × 6,346,155.95 - Step 4: Simplify right side
19,300,292.08x = 183,729,903,909,226.75 - Step 5: Solve for x
x = 183,729,903,909,226.75/19,300,292.08 - Step 6: Final answer
x = 9,519,540.07
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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.