Home / 40,360,523.40-60,540,785.10-28,243,668.60

Finding the Fourth Proportional to 40,360,523.40, 60,540,785.10 and 28,243,668.60

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Solution

The fourth proportional to 40,360,523.40, 60,540,785.10 and 28,243,668.60 is: 42,365,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360,523.40 : 60,540,785.10 = 28,243,668.60 : x
  2. Step 2: Convert to fraction form
    40,360,523.40/60,540,785.10 = 28,243,668.60/x
  3. Step 3: Cross multiply
    40,360,523.40x = 60,540,785.10 × 28,243,668.60
  4. Step 4: Simplify right side
    40,360,523.40x = 1,709,893,871,148,218
  5. Step 5: Solve for x
    x = 1,709,893,871,148,218/40,360,523.40
  6. Step 6: Final answer
    x = 42,365,502.90

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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.