Home / 64,154,999.80-96,231,624.90-21,025,610.20

Finding the Fourth Proportional to 64,154,999.80, 96,231,624.90 and 21,025,610.20

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Solution

The fourth proportional to 64,154,999.80, 96,231,624.90 and 21,025,610.20 is: 31,538,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154,999.80 : 96,231,624.90 = 21,025,610.20 : x
  2. Step 2: Convert to fraction form
    64,154,999.80/96,231,624.90 = 21,025,610.20/x
  3. Step 3: Cross multiply
    64,154,999.80x = 96,231,624.90 × 21,025,610.20
  4. Step 4: Simplify right side
    64,154,999.80x = 2,023,328,634,060,014
  5. Step 5: Solve for x
    x = 2,023,328,634,060,014/64,154,999.80
  6. Step 6: Final answer
    x = 31,538,128.60

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1.5x scale

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.