Home / 31,581,668.36-47,377,021.48-9,723,897.02

Finding the Fourth Proportional to 31,581,668.36, 47,377,021.48 and 9,723,897.02

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Solution

The fourth proportional to 31,581,668.36, 47,377,021.48 and 9,723,897.02 is: 14,587,236.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,668.36 : 47,377,021.48 = 9,723,897.02 : x
  2. Step 2: Convert to fraction form
    31,581,668.36/47,377,021.48 = 9,723,897.02/x
  3. Step 3: Cross multiply
    31,581,668.36x = 47,377,021.48 × 9,723,897.02
  4. Step 4: Simplify right side
    31,581,668.36x = 460,689,277,985,847.94
  5. Step 5: Solve for x
    x = 460,689,277,985,847.94/31,581,668.36
  6. Step 6: Final answer
    x = 14,587,236.90

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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.