Home / 10,391,632.40-15,587,448.60-10,214,485.40

Finding the Fourth Proportional to 10,391,632.40, 15,587,448.60 and 10,214,485.40

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Solution

The fourth proportional to 10,391,632.40, 15,587,448.60 and 10,214,485.40 is: 15,321,728.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,391,632.40 : 15,587,448.60 = 10,214,485.40 : x
  2. Step 2: Convert to fraction form
    10,391,632.40/15,587,448.60 = 10,214,485.40/x
  3. Step 3: Cross multiply
    10,391,632.40x = 15,587,448.60 × 10,214,485.40
  4. Step 4: Simplify right side
    10,391,632.40x = 159,217,766,147,950.44
  5. Step 5: Solve for x
    x = 159,217,766,147,950.44/10,391,632.40
  6. Step 6: Final answer
    x = 15,321,728.10

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1.5x scale

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.