Home / 7,460,785.20-11,191,177.80-5,193,303.60

Finding the Fourth Proportional to 7,460,785.20, 11,191,177.80 and 5,193,303.60

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Solution

The fourth proportional to 7,460,785.20, 11,191,177.80 and 5,193,303.60 is: 7,789,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460,785.20 : 11,191,177.80 = 5,193,303.60 : x
  2. Step 2: Convert to fraction form
    7,460,785.20/11,191,177.80 = 5,193,303.60/x
  3. Step 3: Cross multiply
    7,460,785.20x = 11,191,177.80 × 5,193,303.60
  4. Step 4: Simplify right side
    7,460,785.20x = 58,119,183,956,980.08
  5. Step 5: Solve for x
    x = 58,119,183,956,980.08/7,460,785.20
  6. Step 6: Final answer
    x = 7,789,955.40

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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.