Home / 18,788,308.02-25,927,425.07-11,053,847.66

Finding the Fourth Proportional to 18,788,308.02, 25,927,425.07 and 11,053,847.66

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Solution

The fourth proportional to 18,788,308.02, 25,927,425.07 and 11,053,847.66 is: 15,254,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,788,308.02 : 25,927,425.07 = 11,053,847.66 : x
  2. Step 2: Convert to fraction form
    18,788,308.02/25,927,425.07 = 11,053,847.66/x
  3. Step 3: Cross multiply
    18,788,308.02x = 25,927,425.07 × 11,053,847.66
  4. Step 4: Simplify right side
    18,788,308.02x = 286,597,806,782,573.06
  5. Step 5: Solve for x
    x = 286,597,806,782,573.06/18,788,308.02
  6. Step 6: Final answer
    x = 15,254,050.90

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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.