Home / 29,138,923.59-43,686,837.63-17,621,830.40

Finding the Fourth Proportional to 29,138,923.59, 43,686,837.63 and 17,621,830.40

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Solution

The fourth proportional to 29,138,923.59, 43,686,837.63 and 17,621,830.40 is: 26,419,714.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,138,923.59 : 43,686,837.63 = 17,621,830.40 : x
  2. Step 2: Convert to fraction form
    29,138,923.59/43,686,837.63 = 17,621,830.40/x
  3. Step 3: Cross multiply
    29,138,923.59x = 43,686,837.63 × 17,621,830.40
  4. Step 4: Simplify right side
    29,138,923.59x = 769,842,043,547,968.88
  5. Step 5: Solve for x
    x = 769,842,043,547,968.88/29,138,923.59
  6. Step 6: Final answer
    x = 26,419,714.55

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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.