Finding the Fourth Proportional to 26,865,661.70, 40,298,492.55 and 6,670,903.70
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Solution
The fourth proportional to 26,865,661.70, 40,298,492.55 and 6,670,903.70 is: 10,006,355.55
Step by Step Solution
- Step 1: Write the proportion equation
26,865,661.70 : 40,298,492.55 = 6,670,903.70 : x - Step 2: Convert to fraction form
26,865,661.70/40,298,492.55 = 6,670,903.70/x - Step 3: Cross multiply
26,865,661.70x = 40,298,492.55 × 6,670,903.70 - Step 4: Simplify right side
26,865,661.70x = 268,827,363,056,217.44 - Step 5: Solve for x
x = 268,827,363,056,217.44/26,865,661.70 - Step 6: Final answer
x = 10,006,355.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.