Finding the Fourth Proportional to 9,569,348.84, 13,205,407.06 and 5,439,831.08
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Solution
The fourth proportional to 9,569,348.84, 13,205,407.06 and 5,439,831.08 is: 7,506,799.57
Step by Step Solution
- Step 1: Write the proportion equation
9,569,348.84 : 13,205,407.06 = 5,439,831.08 : x - Step 2: Convert to fraction form
9,569,348.84/13,205,407.06 = 5,439,831.08/x - Step 3: Cross multiply
9,569,348.84x = 13,205,407.06 × 5,439,831.08 - Step 4: Simplify right side
9,569,348.84x = 71,835,183,749,039.42 - Step 5: Solve for x
x = 71,835,183,749,039.42/9,569,348.84 - Step 6: Final answer
x = 7,506,799.57
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.