Finding the Fourth Proportional to 26,698,221.70, 40,047,332.55 and 26,698,221.70
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Solution
The fourth proportional to 26,698,221.70, 40,047,332.55 and 26,698,221.70 is: 40,047,332.55
Step by Step Solution
- Step 1: Write the proportion equation
26,698,221.70 : 40,047,332.55 = 26,698,221.70 : x - Step 2: Convert to fraction form
26,698,221.70/40,047,332.55 = 26,698,221.70/x - Step 3: Cross multiply
26,698,221.70x = 40,047,332.55 × 26,698,221.70 - Step 4: Simplify right side
26,698,221.70x = 1,069,192,562,913,526.25 - Step 5: Solve for x
x = 1,069,192,562,913,526.25/26,698,221.70 - Step 6: Final answer
x = 40,047,332.55
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1.5x scale
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.