Home / 40,128,986.40-60,193,479.60-14,570,829.60

Finding the Fourth Proportional to 40,128,986.40, 60,193,479.60 and 14,570,829.60

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Solution

The fourth proportional to 40,128,986.40, 60,193,479.60 and 14,570,829.60 is: 21,856,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,128,986.40 : 60,193,479.60 = 14,570,829.60 : x
  2. Step 2: Convert to fraction form
    40,128,986.40/60,193,479.60 = 14,570,829.60/x
  3. Step 3: Cross multiply
    40,128,986.40x = 60,193,479.60 × 14,570,829.60
  4. Step 4: Simplify right side
    40,128,986.40x = 877,068,934,282,676.12
  5. Step 5: Solve for x
    x = 877,068,934,282,676.12/40,128,986.40
  6. Step 6: Final answer
    x = 21,856,244.40

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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.