Home / 61,853,213.16-85,352,456.26-35,749,421.72

Finding the Fourth Proportional to 61,853,213.16, 85,352,456.26 and 35,749,421.72

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Solution

The fourth proportional to 61,853,213.16, 85,352,456.26 and 35,749,421.72 is: 49,331,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,853,213.16 : 85,352,456.26 = 35,749,421.72 : x
  2. Step 2: Convert to fraction form
    61,853,213.16/85,352,456.26 = 35,749,421.72/x
  3. Step 3: Cross multiply
    61,853,213.16x = 85,352,456.26 × 35,749,421.72
  4. Step 4: Simplify right side
    61,853,213.16x = 3,051,300,953,676,594
  5. Step 5: Solve for x
    x = 3,051,300,953,676,594/61,853,213.16
  6. Step 6: Final answer
    x = 49,331,324.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.