Home / 14,223,621.03-19,628,646.57-7,697,248.83

Finding the Fourth Proportional to 14,223,621.03, 19,628,646.57 and 7,697,248.83

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Solution

The fourth proportional to 14,223,621.03, 19,628,646.57 and 7,697,248.83 is: 10,622,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,621.03 : 19,628,646.57 = 7,697,248.83 : x
  2. Step 2: Convert to fraction form
    14,223,621.03/19,628,646.57 = 7,697,248.83/x
  3. Step 3: Cross multiply
    14,223,621.03x = 19,628,646.57 × 7,697,248.83
  4. Step 4: Simplify right side
    14,223,621.03x = 151,086,576,845,416.03
  5. Step 5: Solve for x
    x = 151,086,576,845,416.03/14,223,621.03
  6. Step 6: Final answer
    x = 10,622,230.20

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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.