Home / 36,016,136.64-53,991,101.61-12,981,434.40

Finding the Fourth Proportional to 36,016,136.64, 53,991,101.61 and 12,981,434.40

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Solution

The fourth proportional to 36,016,136.64, 53,991,101.61 and 12,981,434.40 is: 19,460,220.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016,136.64 : 53,991,101.61 = 12,981,434.40 : x
  2. Step 2: Convert to fraction form
    36,016,136.64/53,991,101.61 = 12,981,434.40/x
  3. Step 3: Cross multiply
    36,016,136.64x = 53,991,101.61 × 12,981,434.40
  4. Step 4: Simplify right side
    36,016,136.64x = 700,881,943,733,949.38
  5. Step 5: Solve for x
    x = 700,881,943,733,949.38/36,016,136.64
  6. Step 6: Final answer
    x = 19,460,220.03

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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.