Home / 13,604,079.60-20,428,237.80-9,843,951.60

Finding the Fourth Proportional to 13,604,079.60, 20,428,237.80 and 9,843,951.60

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Solution

The fourth proportional to 13,604,079.60, 20,428,237.80 and 9,843,951.60 is: 14,781,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,079.60 : 20,428,237.80 = 9,843,951.60 : x
  2. Step 2: Convert to fraction form
    13,604,079.60/20,428,237.80 = 9,843,951.60/x
  3. Step 3: Cross multiply
    13,604,079.60x = 20,428,237.80 × 9,843,951.60
  4. Step 4: Simplify right side
    13,604,079.60x = 201,094,584,176,490.47
  5. Step 5: Solve for x
    x = 201,094,584,176,490.47/13,604,079.60
  6. Step 6: Final answer
    x = 14,781,932.34

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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.