Home / 13,777,773.23-19,012,977.12-7,498,033.62

Finding the Fourth Proportional to 13,777,773.23, 19,012,977.12 and 7,498,033.62

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Solution

The fourth proportional to 13,777,773.23, 19,012,977.12 and 7,498,033.62 is: 10,347,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,777,773.23 : 19,012,977.12 = 7,498,033.62 : x
  2. Step 2: Convert to fraction form
    13,777,773.23/19,012,977.12 = 7,498,033.62/x
  3. Step 3: Cross multiply
    13,777,773.23x = 19,012,977.12 × 7,498,033.62
  4. Step 4: Simplify right side
    13,777,773.23x = 142,559,941,662,050.78
  5. Step 5: Solve for x
    x = 142,559,941,662,050.78/13,777,773.23
  6. Step 6: Final answer
    x = 10,347,095.96

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1.5x scale

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.