Home / 27,317,501.76-40,979,401.92-9,124,111.20

Finding the Fourth Proportional to 27,317,501.76, 40,979,401.92 and 9,124,111.20

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Solution

The fourth proportional to 27,317,501.76, 40,979,401.92 and 9,124,111.20 is: 13,687,218.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,317,501.76 : 40,979,401.92 = 9,124,111.20 : x
  2. Step 2: Convert to fraction form
    27,317,501.76/40,979,401.92 = 9,124,111.20/x
  3. Step 3: Cross multiply
    27,317,501.76x = 40,979,401.92 × 9,124,111.20
  4. Step 4: Simplify right side
    27,317,501.76x = 373,900,620,027,573.50
  5. Step 5: Solve for x
    x = 373,900,620,027,573.50/27,317,501.76
  6. Step 6: Final answer
    x = 13,687,218.67

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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.