Home / 51,354,159.93-77,030,462.30-12,492,977.85

Finding the Fourth Proportional to 51,354,159.93, 77,030,462.30 and 12,492,977.85

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Solution

The fourth proportional to 51,354,159.93, 77,030,462.30 and 12,492,977.85 is: 18,739,277.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,354,159.93 : 77,030,462.30 = 12,492,977.85 : x
  2. Step 2: Convert to fraction form
    51,354,159.93/77,030,462.30 = 12,492,977.85/x
  3. Step 3: Cross multiply
    51,354,159.93x = 77,030,462.30 × 12,492,977.85
  4. Step 4: Simplify right side
    51,354,159.93x = 962,339,859,226,695.12
  5. Step 5: Solve for x
    x = 962,339,859,226,695.12/51,354,159.93
  6. Step 6: Final answer
    x = 18,739,277.61

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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.