Home / 18,436,598.40-27,671,628.15-9,345,020.70

Finding the Fourth Proportional to 18,436,598.40, 27,671,628.15 and 9,345,020.70

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Solution

The fourth proportional to 18,436,598.40, 27,671,628.15 and 9,345,020.70 is: 14,026,011.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436,598.40 : 27,671,628.15 = 9,345,020.70 : x
  2. Step 2: Convert to fraction form
    18,436,598.40/27,671,628.15 = 9,345,020.70/x
  3. Step 3: Cross multiply
    18,436,598.40x = 27,671,628.15 × 9,345,020.70
  4. Step 4: Simplify right side
    18,436,598.40x = 258,591,937,864,452.66
  5. Step 5: Solve for x
    x = 258,591,937,864,452.66/18,436,598.40
  6. Step 6: Final answer
    x = 14,026,011.32

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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.