Finding the Fourth Proportional to 11,583,148.47, 15,984,746.96 and 6,426,497.71
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Solution
The fourth proportional to 11,583,148.47, 15,984,746.96 and 6,426,497.71 is: 8,868,567.99
Step by Step Solution
- Step 1: Write the proportion equation
11,583,148.47 : 15,984,746.96 = 6,426,497.71 : x - Step 2: Convert to fraction form
11,583,148.47/15,984,746.96 = 6,426,497.71/x - Step 3: Cross multiply
11,583,148.47x = 15,984,746.96 × 6,426,497.71 - Step 4: Simplify right side
11,583,148.47x = 102,725,939,733,369.47 - Step 5: Solve for x
x = 102,725,939,733,369.47/11,583,148.47 - Step 6: Final answer
x = 8,868,567.99
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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.