Home / 37,439,819.60-56,159,729.40-19,486,590.80

Finding the Fourth Proportional to 37,439,819.60, 56,159,729.40 and 19,486,590.80

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Solution

The fourth proportional to 37,439,819.60, 56,159,729.40 and 19,486,590.80 is: 29,229,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,439,819.60 : 56,159,729.40 = 19,486,590.80 : x
  2. Step 2: Convert to fraction form
    37,439,819.60/56,159,729.40 = 19,486,590.80/x
  3. Step 3: Cross multiply
    37,439,819.60x = 56,159,729.40 × 19,486,590.80
  4. Step 4: Simplify right side
    37,439,819.60x = 1,094,361,666,256,529.50
  5. Step 5: Solve for x
    x = 1,094,361,666,256,529.50/37,439,819.60
  6. Step 6: Final answer
    x = 29,229,886.20

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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.