Home / 48,119,022.81-72,149,709.78-15,315,422.26

Finding the Fourth Proportional to 48,119,022.81, 72,149,709.78 and 15,315,422.26

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Solution

The fourth proportional to 48,119,022.81, 72,149,709.78 and 15,315,422.26 is: 22,963,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,119,022.81 : 72,149,709.78 = 15,315,422.26 : x
  2. Step 2: Convert to fraction form
    48,119,022.81/72,149,709.78 = 15,315,422.26/x
  3. Step 3: Cross multiply
    48,119,022.81x = 72,149,709.78 × 15,315,422.26
  4. Step 4: Simplify right side
    48,119,022.81x = 1,105,003,271,418,025.38
  5. Step 5: Solve for x
    x = 1,105,003,271,418,025.38/48,119,022.81
  6. Step 6: Final answer
    x = 22,963,959.09

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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.