Home / 14,570,974.89-20,107,545.12-8,044,485.75

Finding the Fourth Proportional to 14,570,974.89, 20,107,545.12 and 8,044,485.75

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Solution

The fourth proportional to 14,570,974.89, 20,107,545.12 and 8,044,485.75 is: 11,101,169.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570,974.89 : 20,107,545.12 = 8,044,485.75 : x
  2. Step 2: Convert to fraction form
    14,570,974.89/20,107,545.12 = 8,044,485.75/x
  3. Step 3: Cross multiply
    14,570,974.89x = 20,107,545.12 × 8,044,485.75
  4. Step 4: Simplify right side
    14,570,974.89x = 161,754,860,185,322.06
  5. Step 5: Solve for x
    x = 161,754,860,185,322.06/14,570,974.89
  6. Step 6: Final answer
    x = 11,101,169.37

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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.