Home / 76,992,002.90-115,488,004.35-23,139,314.90

Finding the Fourth Proportional to 76,992,002.90, 115,488,004.35 and 23,139,314.90

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Solution

The fourth proportional to 76,992,002.90, 115,488,004.35 and 23,139,314.90 is: 34,708,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,992,002.90 : 115,488,004.35 = 23,139,314.90 : x
  2. Step 2: Convert to fraction form
    76,992,002.90/115,488,004.35 = 23,139,314.90/x
  3. Step 3: Cross multiply
    76,992,002.90x = 115,488,004.35 × 23,139,314.90
  4. Step 4: Simplify right side
    76,992,002.90x = 2,672,313,299,827,219.50
  5. Step 5: Solve for x
    x = 2,672,313,299,827,219.50/76,992,002.90
  6. Step 6: Final answer
    x = 34,708,972.35

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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.