Finding the Fourth Proportional to 83,838,798.24, 115,696,356.50 and 47,169,281.76
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Solution
The fourth proportional to 83,838,798.24, 115,696,356.50 and 47,169,281.76 is: 65,092,942.09
Step by Step Solution
- Step 1: Write the proportion equation
83,838,798.24 : 115,696,356.50 = 47,169,281.76 : x - Step 2: Convert to fraction form
83,838,798.24/115,696,356.50 = 47,169,281.76/x - Step 3: Cross multiply
83,838,798.24x = 115,696,356.50 × 47,169,281.76 - Step 4: Simplify right side
83,838,798.24x = 5,457,314,038,353,907 - Step 5: Solve for x
x = 5,457,314,038,353,907/83,838,798.24 - Step 6: Final answer
x = 65,092,942.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.