Finding the Fourth Proportional to 19,535,073.84, 29,298,620.70 and 7,400,353.68
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Solution
The fourth proportional to 19,535,073.84, 29,298,620.70 and 7,400,353.68 is: 11,099,018.99
Step by Step Solution
- Step 1: Write the proportion equation
19,535,073.84 : 29,298,620.70 = 7,400,353.68 : x - Step 2: Convert to fraction form
19,535,073.84/29,298,620.70 = 7,400,353.68/x - Step 3: Cross multiply
19,535,073.84x = 29,298,620.70 × 7,400,353.68 - Step 4: Simplify right side
19,535,073.84x = 216,820,155,516,169.16 - Step 5: Solve for x
x = 216,820,155,516,169.16/19,535,073.84 - Step 6: Final answer
x = 11,099,018.99
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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.