Home / 29,115,668.28-43,671,927.74-8,920,968.60

Finding the Fourth Proportional to 29,115,668.28, 43,671,927.74 and 8,920,968.60

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Solution

The fourth proportional to 29,115,668.28, 43,671,927.74 and 8,920,968.60 is: 13,380,970.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,115,668.28 : 43,671,927.74 = 8,920,968.60 : x
  2. Step 2: Convert to fraction form
    29,115,668.28/43,671,927.74 = 8,920,968.60/x
  3. Step 3: Cross multiply
    29,115,668.28x = 43,671,927.74 × 8,920,968.60
  4. Step 4: Simplify right side
    29,115,668.28x = 389,595,896,070,008.94
  5. Step 5: Solve for x
    x = 389,595,896,070,008.94/29,115,668.28
  6. Step 6: Final answer
    x = 13,380,970.42

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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.