Home / 26,076,615.55-39,113,958.12-10,521,171.40

Finding the Fourth Proportional to 26,076,615.55, 39,113,958.12 and 10,521,171.40

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Solution

The fourth proportional to 26,076,615.55, 39,113,958.12 and 10,521,171.40 is: 15,781,367.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,076,615.55 : 39,113,958.12 = 10,521,171.40 : x
  2. Step 2: Convert to fraction form
    26,076,615.55/39,113,958.12 = 10,521,171.40/x
  3. Step 3: Cross multiply
    26,076,615.55x = 39,113,958.12 × 10,521,171.40
  4. Step 4: Simplify right side
    26,076,615.55x = 411,524,657,584,423.75
  5. Step 5: Solve for x
    x = 411,524,657,584,423.75/26,076,615.55
  6. Step 6: Final answer
    x = 15,781,367.67

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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.