Home / 51,048,006.30-76,572,009.45-12,709,215.90

Finding the Fourth Proportional to 51,048,006.30, 76,572,009.45 and 12,709,215.90

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Solution

The fourth proportional to 51,048,006.30, 76,572,009.45 and 12,709,215.90 is: 19,063,823.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,048,006.30 : 76,572,009.45 = 12,709,215.90 : x
  2. Step 2: Convert to fraction form
    51,048,006.30/76,572,009.45 = 12,709,215.90/x
  3. Step 3: Cross multiply
    51,048,006.30x = 76,572,009.45 × 12,709,215.90
  4. Step 4: Simplify right side
    51,048,006.30x = 973,170,199,996,890.38
  5. Step 5: Solve for x
    x = 973,170,199,996,890.38/51,048,006.30
  6. Step 6: Final answer
    x = 19,063,823.85

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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.