Home / 14,223,780.77-19,628,866.13-7,697,408.58

Finding the Fourth Proportional to 14,223,780.77, 19,628,866.13 and 7,697,408.58

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Solution

The fourth proportional to 14,223,780.77, 19,628,866.13 and 7,697,408.58 is: 10,622,450.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,780.77 : 19,628,866.13 = 7,697,408.58 : x
  2. Step 2: Convert to fraction form
    14,223,780.77/19,628,866.13 = 7,697,408.58/x
  3. Step 3: Cross multiply
    14,223,780.77x = 19,628,866.13 × 7,697,408.58
  4. Step 4: Simplify right side
    14,223,780.77x = 151,091,402,526,246.34
  5. Step 5: Solve for x
    x = 151,091,402,526,246.34/14,223,780.77
  6. Step 6: Final answer
    x = 10,622,450.18

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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.