Home / 36,291,749.80-54,437,624.70-12,357,221.80

Finding the Fourth Proportional to 36,291,749.80, 54,437,624.70 and 12,357,221.80

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Solution

The fourth proportional to 36,291,749.80, 54,437,624.70 and 12,357,221.80 is: 18,535,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291,749.80 : 54,437,624.70 = 12,357,221.80 : x
  2. Step 2: Convert to fraction form
    36,291,749.80/54,437,624.70 = 12,357,221.80/x
  3. Step 3: Cross multiply
    36,291,749.80x = 54,437,624.70 × 12,357,221.80
  4. Step 4: Simplify right side
    36,291,749.80x = 672,697,802,683,058.50
  5. Step 5: Solve for x
    x = 672,697,802,683,058.50/36,291,749.80
  6. Step 6: Final answer
    x = 18,535,832.70

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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.