Finding the Fourth Proportional to 34,564,363.98, 47,700,271.35 and 19,880,033.82
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Solution
The fourth proportional to 34,564,363.98, 47,700,271.35 and 19,880,033.82 is: 27,435,280.11
Step by Step Solution
- Step 1: Write the proportion equation
34,564,363.98 : 47,700,271.35 = 19,880,033.82 : x - Step 2: Convert to fraction form
34,564,363.98/47,700,271.35 = 19,880,033.82/x - Step 3: Cross multiply
34,564,363.98x = 47,700,271.35 × 19,880,033.82 - Step 4: Simplify right side
34,564,363.98x = 948,283,007,661,177.12 - Step 5: Solve for x
x = 948,283,007,661,177.12/34,564,363.98 - Step 6: Final answer
x = 27,435,280.11
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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.