Home / 61,102,863.16-84,301,315.94-34,638,379.54

Finding the Fourth Proportional to 61,102,863.16, 84,301,315.94 and 34,638,379.54

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Solution

The fourth proportional to 61,102,863.16, 84,301,315.94 and 34,638,379.54 is: 47,789,265.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,102,863.16 : 84,301,315.94 = 34,638,379.54 : x
  2. Step 2: Convert to fraction form
    61,102,863.16/84,301,315.94 = 34,638,379.54/x
  3. Step 3: Cross multiply
    61,102,863.16x = 84,301,315.94 × 34,638,379.54
  4. Step 4: Simplify right side
    61,102,863.16x = 2,920,060,977,127,014.50
  5. Step 5: Solve for x
    x = 2,920,060,977,127,014.50/61,102,863.16
  6. Step 6: Final answer
    x = 47,789,265.94

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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.