Home / 38,847,101.60-58,270,652.40-13,285,834.40

Finding the Fourth Proportional to 38,847,101.60, 58,270,652.40 and 13,285,834.40

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Solution

The fourth proportional to 38,847,101.60, 58,270,652.40 and 13,285,834.40 is: 19,928,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,847,101.60 : 58,270,652.40 = 13,285,834.40 : x
  2. Step 2: Convert to fraction form
    38,847,101.60/58,270,652.40 = 13,285,834.40/x
  3. Step 3: Cross multiply
    38,847,101.60x = 58,270,652.40 × 13,285,834.40
  4. Step 4: Simplify right side
    38,847,101.60x = 774,174,238,166,362.50
  5. Step 5: Solve for x
    x = 774,174,238,166,362.50/38,847,101.60
  6. Step 6: Final answer
    x = 19,928,751.60

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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.