Home / 18,436,475.40-27,671,443.65-9,344,897.70

Finding the Fourth Proportional to 18,436,475.40, 27,671,443.65 and 9,344,897.70

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Solution

The fourth proportional to 18,436,475.40, 27,671,443.65 and 9,344,897.70 is: 14,025,826.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436,475.40 : 27,671,443.65 = 9,344,897.70 : x
  2. Step 2: Convert to fraction form
    18,436,475.40/27,671,443.65 = 9,344,897.70/x
  3. Step 3: Cross multiply
    18,436,475.40x = 27,671,443.65 × 9,344,897.70
  4. Step 4: Simplify right side
    18,436,475.40x = 258,586,810,120,564.56
  5. Step 5: Solve for x
    x = 258,586,810,120,564.56/18,436,475.40
  6. Step 6: Final answer
    x = 14,025,826.77

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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.