Finding the Fourth Proportional to 43,178,265.20, 64,725,925.80 and 24,963,762.80
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Solution
The fourth proportional to 43,178,265.20, 64,725,925.80 and 24,963,762.80 is: 37,421,666.92
Step by Step Solution
- Step 1: Write the proportion equation
43,178,265.20 : 64,725,925.80 = 24,963,762.80 : x - Step 2: Convert to fraction form
43,178,265.20/64,725,925.80 = 24,963,762.80/x - Step 3: Cross multiply
43,178,265.20x = 64,725,925.80 × 24,963,762.80 - Step 4: Simplify right side
43,178,265.20x = 1,615,802,658,681,600.25 - Step 5: Solve for x
x = 1,615,802,658,681,600.25/43,178,265.20 - Step 6: Final answer
x = 37,421,666.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.