Home / 31,699,977.40-47,516,782.14-13,266,484.40

Finding the Fourth Proportional to 31,699,977.40, 47,516,782.14 and 13,266,484.40

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Solution

The fourth proportional to 31,699,977.40, 47,516,782.14 and 13,266,484.40 is: 19,885,839.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,699,977.40 : 47,516,782.14 = 13,266,484.40 : x
  2. Step 2: Convert to fraction form
    31,699,977.40/47,516,782.14 = 13,266,484.40/x
  3. Step 3: Cross multiply
    31,699,977.40x = 47,516,782.14 × 13,266,484.40
  4. Step 4: Simplify right side
    31,699,977.40x = 630,380,648,998,508.62
  5. Step 5: Solve for x
    x = 630,380,648,998,508.62/31,699,977.40
  6. Step 6: Final answer
    x = 19,885,839.07

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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.