Home / 13,977,864.08-19,286,261.16-7,864,061.84

Finding the Fourth Proportional to 13,977,864.08, 19,286,261.16 and 7,864,061.84

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Solution

The fourth proportional to 13,977,864.08, 19,286,261.16 and 7,864,061.84 is: 10,850,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977,864.08 : 19,286,261.16 = 7,864,061.84 : x
  2. Step 2: Convert to fraction form
    13,977,864.08/19,286,261.16 = 7,864,061.84/x
  3. Step 3: Cross multiply
    13,977,864.08x = 19,286,261.16 × 7,864,061.84
  4. Step 4: Simplify right side
    13,977,864.08x = 151,668,350,424,630.12
  5. Step 5: Solve for x
    x = 151,668,350,424,630.12/13,977,864.08
  6. Step 6: Final answer
    x = 10,850,609.90

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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.