Home / 54,457,316.16-75,152,671.20-30,012,604.80

Finding the Fourth Proportional to 54,457,316.16, 75,152,671.20 and 30,012,604.80

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Solution

The fourth proportional to 54,457,316.16, 75,152,671.20 and 30,012,604.80 is: 41,418,262.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,316.16 : 75,152,671.20 = 30,012,604.80 : x
  2. Step 2: Convert to fraction form
    54,457,316.16/75,152,671.20 = 30,012,604.80/x
  3. Step 3: Cross multiply
    54,457,316.16x = 75,152,671.20 × 30,012,604.80
  4. Step 4: Simplify right side
    54,457,316.16x = 2,255,527,420,389,942
  5. Step 5: Solve for x
    x = 2,255,527,420,389,942/54,457,316.16
  6. Step 6: Final answer
    x = 41,418,262.59

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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.