Home / 16,869,538.95-23,279,995.40-9,427,200.95

Finding the Fourth Proportional to 16,869,538.95, 23,279,995.40 and 9,427,200.95

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Solution

The fourth proportional to 16,869,538.95, 23,279,995.40 and 9,427,200.95 is: 13,009,554.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869,538.95 : 23,279,995.40 = 9,427,200.95 : x
  2. Step 2: Convert to fraction form
    16,869,538.95/23,279,995.40 = 9,427,200.95/x
  3. Step 3: Cross multiply
    16,869,538.95x = 23,279,995.40 × 9,427,200.95
  4. Step 4: Simplify right side
    16,869,538.95x = 219,465,194,587,339.66
  5. Step 5: Solve for x
    x = 219,465,194,587,339.66/16,869,538.95
  6. Step 6: Final answer
    x = 13,009,554.99

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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.