Home / 53,954,419.20-80,931,628.80-48,285,715.20

Finding the Fourth Proportional to 53,954,419.20, 80,931,628.80 and 48,285,715.20

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Solution

The fourth proportional to 53,954,419.20, 80,931,628.80 and 48,285,715.20 is: 72,428,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,954,419.20 : 80,931,628.80 = 48,285,715.20 : x
  2. Step 2: Convert to fraction form
    53,954,419.20/80,931,628.80 = 48,285,715.20/x
  3. Step 3: Cross multiply
    53,954,419.20x = 80,931,628.80 × 48,285,715.20
  4. Step 4: Simplify right side
    53,954,419.20x = 3,907,841,578,908,918
  5. Step 5: Solve for x
    x = 3,907,841,578,908,918/53,954,419.20
  6. Step 6: Final answer
    x = 72,428,572.80

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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.