Finding the Fourth Proportional to 15,712,731.64, 23,574,854.76 and 6,617,118.94
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Solution
The fourth proportional to 15,712,731.64, 23,574,854.76 and 6,617,118.94 is: 9,928,102.99
Step by Step Solution
- Step 1: Write the proportion equation
15,712,731.64 : 23,574,854.76 = 6,617,118.94 : x - Step 2: Convert to fraction form
15,712,731.64/23,574,854.76 = 6,617,118.94/x - Step 3: Cross multiply
15,712,731.64x = 23,574,854.76 × 6,617,118.94 - Step 4: Simplify right side
15,712,731.64x = 155,997,617,940,145.19 - Step 5: Solve for x
x = 155,997,617,940,145.19/15,712,731.64 - Step 6: Final answer
x = 9,928,102.99
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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.