Home / 54,457,329.91-75,152,690.18-30,012,618.55

Finding the Fourth Proportional to 54,457,329.91, 75,152,690.18 and 30,012,618.55

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Solution

The fourth proportional to 54,457,329.91, 75,152,690.18 and 30,012,618.55 is: 41,418,281.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457,329.91 : 75,152,690.18 = 30,012,618.55 : x
  2. Step 2: Convert to fraction form
    54,457,329.91/75,152,690.18 = 30,012,618.55/x
  3. Step 3: Cross multiply
    54,457,329.91x = 75,152,690.18 × 30,012,618.55
  4. Step 4: Simplify right side
    54,457,329.91x = 2,255,529,023,378,671
  5. Step 5: Solve for x
    x = 2,255,529,023,378,671/54,457,329.91
  6. Step 6: Final answer
    x = 41,418,281.56

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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.