Home / 38,332,886.40-57,499,329.60-19,166,601.60

Finding the Fourth Proportional to 38,332,886.40, 57,499,329.60 and 19,166,601.60

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Solution

The fourth proportional to 38,332,886.40, 57,499,329.60 and 19,166,601.60 is: 28,749,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332,886.40 : 57,499,329.60 = 19,166,601.60 : x
  2. Step 2: Convert to fraction form
    38,332,886.40/57,499,329.60 = 19,166,601.60/x
  3. Step 3: Cross multiply
    38,332,886.40x = 57,499,329.60 × 19,166,601.60
  4. Step 4: Simplify right side
    38,332,886.40x = 1,102,066,742,710,287.50
  5. Step 5: Solve for x
    x = 1,102,066,742,710,287.50/38,332,886.40
  6. Step 6: Final answer
    x = 28,749,902.40

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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.