Home / 14,038,014.80-19,372,103.88-7,843,109.20

Finding the Fourth Proportional to 14,038,014.80, 19,372,103.88 and 7,843,109.20

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Solution

The fourth proportional to 14,038,014.80, 19,372,103.88 and 7,843,109.20 is: 10,823,291.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038,014.80 : 19,372,103.88 = 7,843,109.20 : x
  2. Step 2: Convert to fraction form
    14,038,014.80/19,372,103.88 = 7,843,109.20/x
  3. Step 3: Cross multiply
    14,038,014.80x = 19,372,103.88 × 7,843,109.20
  4. Step 4: Simplify right side
    14,038,014.80x = 151,937,526,164,583.69
  5. Step 5: Solve for x
    x = 151,937,526,164,583.69/14,038,014.80
  6. Step 6: Final answer
    x = 10,823,291.49

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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.