Home / 47,159,615.96-70,739,419.60-13,080,963.32

Finding the Fourth Proportional to 47,159,615.96, 70,739,419.60 and 13,080,963.32

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Solution

The fourth proportional to 47,159,615.96, 70,739,419.60 and 13,080,963.32 is: 19,621,443.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,159,615.96 : 70,739,419.60 = 13,080,963.32 : x
  2. Step 2: Convert to fraction form
    47,159,615.96/70,739,419.60 = 13,080,963.32/x
  3. Step 3: Cross multiply
    47,159,615.96x = 70,739,419.60 × 13,080,963.32
  4. Step 4: Simplify right side
    47,159,615.96x = 925,339,753,065,689
  5. Step 5: Solve for x
    x = 925,339,753,065,689/47,159,615.96
  6. Step 6: Final answer
    x = 19,621,443.78

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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.