Home / 18,430,091.52-25,438,585.58-10,697,624.97

Finding the Fourth Proportional to 18,430,091.52, 25,438,585.58 and 10,697,624.97

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Solution

The fourth proportional to 18,430,091.52, 25,438,585.58 and 10,697,624.97 is: 14,765,659.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430,091.52 : 25,438,585.58 = 10,697,624.97 : x
  2. Step 2: Convert to fraction form
    18,430,091.52/25,438,585.58 = 10,697,624.97/x
  3. Step 3: Cross multiply
    18,430,091.52x = 25,438,585.58 × 10,697,624.97
  4. Step 4: Simplify right side
    18,430,091.52x = 272,132,448,302,089.94
  5. Step 5: Solve for x
    x = 272,132,448,302,089.94/18,430,091.52
  6. Step 6: Final answer
    x = 14,765,659.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.