Home / 13,159,002.60-19,738,503.90-9,970,356.60

Finding the Fourth Proportional to 13,159,002.60, 19,738,503.90 and 9,970,356.60

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Solution

The fourth proportional to 13,159,002.60, 19,738,503.90 and 9,970,356.60 is: 14,955,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,159,002.60 : 19,738,503.90 = 9,970,356.60 : x
  2. Step 2: Convert to fraction form
    13,159,002.60/19,738,503.90 = 9,970,356.60/x
  3. Step 3: Cross multiply
    13,159,002.60x = 19,738,503.90 × 9,970,356.60
  4. Step 4: Simplify right side
    13,159,002.60x = 196,799,922,633,490.72
  5. Step 5: Solve for x
    x = 196,799,922,633,490.72/13,159,002.60
  6. Step 6: Final answer
    x = 14,955,534.90

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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.