Home / 14,166,995.04-19,548,945.72-7,971,933.78

Finding the Fourth Proportional to 14,166,995.04, 19,548,945.72 and 7,971,933.78

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Solution

The fourth proportional to 14,166,995.04, 19,548,945.72 and 7,971,933.78 is: 11,000,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166,995.04 : 19,548,945.72 = 7,971,933.78 : x
  2. Step 2: Convert to fraction form
    14,166,995.04/19,548,945.72 = 7,971,933.78/x
  3. Step 3: Cross multiply
    14,166,995.04x = 19,548,945.72 × 7,971,933.78
  4. Step 4: Simplify right side
    14,166,995.04x = 155,842,900,748,654.41
  5. Step 5: Solve for x
    x = 155,842,900,748,654.41/14,166,995.04
  6. Step 6: Final answer
    x = 11,000,420.36

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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.