Home / 49,533,105.60-74,306,656.80-15,450,897.60

Finding the Fourth Proportional to 49,533,105.60, 74,306,656.80 and 15,450,897.60

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Solution

The fourth proportional to 49,533,105.60, 74,306,656.80 and 15,450,897.60 is: 23,178,529.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,533,105.60 : 74,306,656.80 = 15,450,897.60 : x
  2. Step 2: Convert to fraction form
    49,533,105.60/74,306,656.80 = 15,450,897.60/x
  3. Step 3: Cross multiply
    49,533,105.60x = 74,306,656.80 × 15,450,897.60
  4. Step 4: Simplify right side
    49,533,105.60x = 1,148,104,545,215,143.50
  5. Step 5: Solve for x
    x = 1,148,104,545,215,143.50/49,533,105.60
  6. Step 6: Final answer
    x = 23,178,529.42

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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.