Home / 37,018,687.60-55,528,031.40-21,864,818.80

Finding the Fourth Proportional to 37,018,687.60, 55,528,031.40 and 21,864,818.80

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Solution

The fourth proportional to 37,018,687.60, 55,528,031.40 and 21,864,818.80 is: 32,797,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018,687.60 : 55,528,031.40 = 21,864,818.80 : x
  2. Step 2: Convert to fraction form
    37,018,687.60/55,528,031.40 = 21,864,818.80/x
  3. Step 3: Cross multiply
    37,018,687.60x = 55,528,031.40 × 21,864,818.80
  4. Step 4: Simplify right side
    37,018,687.60x = 1,214,110,344,881,710.25
  5. Step 5: Solve for x
    x = 1,214,110,344,881,710.25/37,018,687.60
  6. Step 6: Final answer
    x = 32,797,228.20

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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.