Home / 71,464,288.21-98,565,118.99-51,692,223.02

Finding the Fourth Proportional to 71,464,288.21, 98,565,118.99 and 51,692,223.02

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Solution

The fourth proportional to 71,464,288.21, 98,565,118.99 and 51,692,223.02 is: 71,295,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,464,288.21 : 98,565,118.99 = 51,692,223.02 : x
  2. Step 2: Convert to fraction form
    71,464,288.21/98,565,118.99 = 51,692,223.02/x
  3. Step 3: Cross multiply
    71,464,288.21x = 98,565,118.99 × 51,692,223.02
  4. Step 4: Simplify right side
    71,464,288.21x = 5,095,050,112,201,861
  5. Step 5: Solve for x
    x = 5,095,050,112,201,861/71,464,288.21
  6. Step 6: Final answer
    x = 71,295,051.56

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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.