Home / 31,549,270.70-47,291,246.85-17,141,897.90

Finding the Fourth Proportional to 31,549,270.70, 47,291,246.85 and 17,141,897.90

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Solution

The fourth proportional to 31,549,270.70, 47,291,246.85 and 17,141,897.90 is: 25,695,101.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,270.70 : 47,291,246.85 = 17,141,897.90 : x
  2. Step 2: Convert to fraction form
    31,549,270.70/47,291,246.85 = 17,141,897.90/x
  3. Step 3: Cross multiply
    31,549,270.70x = 47,291,246.85 × 17,141,897.90
  4. Step 4: Simplify right side
    31,549,270.70x = 810,661,725,066,396.62
  5. Step 5: Solve for x
    x = 810,661,725,066,396.62/31,549,270.70
  6. Step 6: Final answer
    x = 25,695,101.89

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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.