Home / 40,315,103.20-60,480,430.80-17,285,701.60

Finding the Fourth Proportional to 40,315,103.20, 60,480,430.80 and 17,285,701.60

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Solution

The fourth proportional to 40,315,103.20, 60,480,430.80 and 17,285,701.60 is: 25,931,886.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,315,103.20 : 60,480,430.80 = 17,285,701.60 : x
  2. Step 2: Convert to fraction form
    40,315,103.20/60,480,430.80 = 17,285,701.60/x
  3. Step 3: Cross multiply
    40,315,103.20x = 60,480,430.80 × 17,285,701.60
  4. Step 4: Simplify right side
    40,315,103.20x = 1,045,446,679,448,249.38
  5. Step 5: Solve for x
    x = 1,045,446,679,448,249.38/40,315,103.20
  6. Step 6: Final answer
    x = 25,931,886.48

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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.