Home / 15,199,327.46-20,974,665.54-8,672,838.32

Finding the Fourth Proportional to 15,199,327.46, 20,974,665.54 and 8,672,838.32

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Solution

The fourth proportional to 15,199,327.46, 20,974,665.54 and 8,672,838.32 is: 11,968,285.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199,327.46 : 20,974,665.54 = 8,672,838.32 : x
  2. Step 2: Convert to fraction form
    15,199,327.46/20,974,665.54 = 8,672,838.32/x
  3. Step 3: Cross multiply
    15,199,327.46x = 20,974,665.54 × 8,672,838.32
  4. Step 4: Simplify right side
    15,199,327.46x = 181,909,883,044,495.50
  5. Step 5: Solve for x
    x = 181,909,883,044,495.50/15,199,327.46
  6. Step 6: Final answer
    x = 11,968,285.01

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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.