Home / 48,588,315.24-66,694,960.78-42,958,362.15

Finding the Fourth Proportional to 48,588,315.24, 66,694,960.78 and 42,958,362.15

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Solution

The fourth proportional to 48,588,315.24, 66,694,960.78 and 42,958,362.15 is: 58,966,981.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588,315.24 : 66,694,960.78 = 42,958,362.15 : x
  2. Step 2: Convert to fraction form
    48,588,315.24/66,694,960.78 = 42,958,362.15/x
  3. Step 3: Cross multiply
    48,588,315.24x = 66,694,960.78 × 42,958,362.15
  4. Step 4: Simplify right side
    48,588,315.24x = 2,865,106,278,659,890.50
  5. Step 5: Solve for x
    x = 2,865,106,278,659,890.50/48,588,315.24
  6. Step 6: Final answer
    x = 58,966,981.35

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.