Finding the Fourth Proportional to 19,316,304.84, 26,656,712.88 and 10,614,479.70
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Solution
The fourth proportional to 19,316,304.84, 26,656,712.88 and 10,614,479.70 is: 14,648,098.59
Step by Step Solution
- Step 1: Write the proportion equation
19,316,304.84 : 26,656,712.88 = 10,614,479.70 : x - Step 2: Convert to fraction form
19,316,304.84/26,656,712.88 = 10,614,479.70/x - Step 3: Cross multiply
19,316,304.84x = 26,656,712.88 × 10,614,479.70 - Step 4: Simplify right side
19,316,304.84x = 282,947,137,733,488.50 - Step 5: Solve for x
x = 282,947,137,733,488.50/19,316,304.84 - Step 6: Final answer
x = 14,648,098.59
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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.