Home / 47,289,743.70-70,934,615.55-31,133,937.30

Finding the Fourth Proportional to 47,289,743.70, 70,934,615.55 and 31,133,937.30

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Solution

The fourth proportional to 47,289,743.70, 70,934,615.55 and 31,133,937.30 is: 46,700,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,289,743.70 : 70,934,615.55 = 31,133,937.30 : x
  2. Step 2: Convert to fraction form
    47,289,743.70/70,934,615.55 = 31,133,937.30/x
  3. Step 3: Cross multiply
    47,289,743.70x = 70,934,615.55 × 31,133,937.30
  4. Step 4: Simplify right side
    47,289,743.70x = 2,208,473,872,933,305
  5. Step 5: Solve for x
    x = 2,208,473,872,933,305/47,289,743.70
  6. Step 6: Final answer
    x = 46,700,905.95

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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.