Home / 21,538,905.04-32,260,889.72-17,803,515.44

Finding the Fourth Proportional to 21,538,905.04, 32,260,889.72 and 17,803,515.44

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Solution

The fourth proportional to 21,538,905.04, 32,260,889.72 and 17,803,515.44 is: 26,666,037.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,538,905.04 : 32,260,889.72 = 17,803,515.44 : x
  2. Step 2: Convert to fraction form
    21,538,905.04/32,260,889.72 = 17,803,515.44/x
  3. Step 3: Cross multiply
    21,538,905.04x = 32,260,889.72 × 17,803,515.44
  4. Step 4: Simplify right side
    21,538,905.04x = 574,357,248,238,157.25
  5. Step 5: Solve for x
    x = 574,357,248,238,157.25/21,538,905.04
  6. Step 6: Final answer
    x = 26,666,037.44

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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.