Home / 48,886,898.10-73,318,970.73-18,195,931.28

Finding the Fourth Proportional to 48,886,898.10, 73,318,970.73 and 18,195,931.28

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Solution

The fourth proportional to 48,886,898.10, 73,318,970.73 and 18,195,931.28 is: 27,289,662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,886,898.10 : 73,318,970.73 = 18,195,931.28 : x
  2. Step 2: Convert to fraction form
    48,886,898.10/73,318,970.73 = 18,195,931.28/x
  3. Step 3: Cross multiply
    48,886,898.10x = 73,318,970.73 × 18,195,931.28
  4. Step 4: Simplify right side
    48,886,898.10x = 1,334,106,952,660,172.50
  5. Step 5: Solve for x
    x = 1,334,106,952,660,172.50/48,886,898.10
  6. Step 6: Final answer
    x = 27,289,662.56

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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.