Home / 13,791,549.06-19,032,337.56-7,993,693.80

Finding the Fourth Proportional to 13,791,549.06, 19,032,337.56 and 7,993,693.80

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Solution

The fourth proportional to 13,791,549.06, 19,032,337.56 and 7,993,693.80 is: 11,031,297.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,549.06 : 19,032,337.56 = 7,993,693.80 : x
  2. Step 2: Convert to fraction form
    13,791,549.06/19,032,337.56 = 7,993,693.80/x
  3. Step 3: Cross multiply
    13,791,549.06x = 19,032,337.56 × 7,993,693.80
  4. Step 4: Simplify right side
    13,791,549.06x = 152,138,678,752,879.12
  5. Step 5: Solve for x
    x = 152,138,678,752,879.12/13,791,549.06
  6. Step 6: Final answer
    x = 11,031,297.36

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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.