Home / 18,423,007.80-27,652,226.40-9,335,366.70

Finding the Fourth Proportional to 18,423,007.80, 27,652,226.40 and 9,335,366.70

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Solution

The fourth proportional to 18,423,007.80, 27,652,226.40 and 9,335,366.70 is: 14,012,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,423,007.80 : 27,652,226.40 = 9,335,366.70 : x
  2. Step 2: Convert to fraction form
    18,423,007.80/27,652,226.40 = 9,335,366.70/x
  3. Step 3: Cross multiply
    18,423,007.80x = 27,652,226.40 × 9,335,366.70
  4. Step 4: Simplify right side
    18,423,007.80x = 258,143,673,515,420.84
  5. Step 5: Solve for x
    x = 258,143,673,515,420.84/18,423,007.80
  6. Step 6: Final answer
    x = 14,012,026.50

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1.5x scale

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.