Home / 21,525,060.02-32,287,453.34-7,879,156.88

Finding the Fourth Proportional to 21,525,060.02, 32,287,453.34 and 7,879,156.88

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Solution

The fourth proportional to 21,525,060.02, 32,287,453.34 and 7,879,156.88 is: 11,818,685.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525,060.02 : 32,287,453.34 = 7,879,156.88 : x
  2. Step 2: Convert to fraction form
    21,525,060.02/32,287,453.34 = 7,879,156.88/x
  3. Step 3: Cross multiply
    21,525,060.02x = 32,287,453.34 × 7,879,156.88
  4. Step 4: Simplify right side
    21,525,060.02x = 254,397,909,920,706.94
  5. Step 5: Solve for x
    x = 254,397,909,920,706.94/21,525,060.02
  6. Step 6: Final answer
    x = 11,818,685.28

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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.