Finding the Fourth Proportional to 40,830,641.85, 56,346,260.09 and 22,495,927.17
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Solution
The fourth proportional to 40,830,641.85, 56,346,260.09 and 22,495,927.17 is: 31,044,365.35
Step by Step Solution
- Step 1: Write the proportion equation
40,830,641.85 : 56,346,260.09 = 22,495,927.17 : x - Step 2: Convert to fraction form
40,830,641.85/56,346,260.09 = 22,495,927.17/x - Step 3: Cross multiply
40,830,641.85x = 56,346,260.09 × 22,495,927.17 - Step 4: Simplify right side
40,830,641.85x = 1,267,561,363,174,038.25 - Step 5: Solve for x
x = 1,267,561,363,174,038.25/40,830,641.85 - Step 6: Final answer
x = 31,044,365.35
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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.