Home / 55,332,006.40-82,998,009.60-36,221,708.80

Finding the Fourth Proportional to 55,332,006.40, 82,998,009.60 and 36,221,708.80

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Solution

The fourth proportional to 55,332,006.40, 82,998,009.60 and 36,221,708.80 is: 54,332,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,332,006.40 : 82,998,009.60 = 36,221,708.80 : x
  2. Step 2: Convert to fraction form
    55,332,006.40/82,998,009.60 = 36,221,708.80/x
  3. Step 3: Cross multiply
    55,332,006.40x = 82,998,009.60 × 36,221,708.80
  4. Step 4: Simplify right side
    55,332,006.40x = 3,006,329,734,710,804
  5. Step 5: Solve for x
    x = 3,006,329,734,710,804/55,332,006.40
  6. Step 6: Final answer
    x = 54,332,563.20

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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.