Home / 37,409,928.40-51,620,521.80-20,888,036.56

Finding the Fourth Proportional to 37,409,928.40, 51,620,521.80 and 20,888,036.56

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Solution

The fourth proportional to 37,409,928.40, 51,620,521.80 and 20,888,036.56 is: 28,822,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,409,928.40 : 51,620,521.80 = 20,888,036.56 : x
  2. Step 2: Convert to fraction form
    37,409,928.40/51,620,521.80 = 20,888,036.56/x
  3. Step 3: Cross multiply
    37,409,928.40x = 51,620,521.80 × 20,888,036.56
  4. Step 4: Simplify right side
    37,409,928.40x = 1,078,251,346,604,676.88
  5. Step 5: Solve for x
    x = 1,078,251,346,604,676.88/37,409,928.40
  6. Step 6: Final answer
    x = 28,822,598.51

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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.