Home / 36,291,931.60-54,437,897.40-18,152,078.80

Finding the Fourth Proportional to 36,291,931.60, 54,437,897.40 and 18,152,078.80

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Solution

The fourth proportional to 36,291,931.60, 54,437,897.40 and 18,152,078.80 is: 27,228,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,931.60 : 54,437,897.40 = 18,152,078.80 : x
  2. Step 2: Convert to fraction form
    36,291,931.60/54,437,897.40 = 18,152,078.80/x
  3. Step 3: Cross multiply
    36,291,931.60x = 54,437,897.40 × 18,152,078.80
  4. Step 4: Simplify right side
    36,291,931.60x = 988,161,003,311,115.12
  5. Step 5: Solve for x
    x = 988,161,003,311,115.12/36,291,931.60
  6. Step 6: Final answer
    x = 27,228,118.20

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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.