Home / 25,346,051.20-38,019,076.80-11,699,171.20

Finding the Fourth Proportional to 25,346,051.20, 38,019,076.80 and 11,699,171.20

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Solution

The fourth proportional to 25,346,051.20, 38,019,076.80 and 11,699,171.20 is: 17,548,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,346,051.20 : 38,019,076.80 = 11,699,171.20 : x
  2. Step 2: Convert to fraction form
    25,346,051.20/38,019,076.80 = 11,699,171.20/x
  3. Step 3: Cross multiply
    25,346,051.20x = 38,019,076.80 × 11,699,171.20
  4. Step 4: Simplify right side
    25,346,051.20x = 444,791,688,349,148.12
  5. Step 5: Solve for x
    x = 444,791,688,349,148.12/25,346,051.20
  6. Step 6: Final answer
    x = 17,548,756.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.