Home / 39,088,011.13-53,942,448.09-21,446,909.01

Finding the Fourth Proportional to 39,088,011.13, 53,942,448.09 and 21,446,909.01

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Solution

The fourth proportional to 39,088,011.13, 53,942,448.09 and 21,446,909.01 is: 29,597,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,088,011.13 : 53,942,448.09 = 21,446,909.01 : x
  2. Step 2: Convert to fraction form
    39,088,011.13/53,942,448.09 = 21,446,909.01/x
  3. Step 3: Cross multiply
    39,088,011.13x = 53,942,448.09 × 21,446,909.01
  4. Step 4: Simplify right side
    39,088,011.13x = 1,156,898,776,043,304.25
  5. Step 5: Solve for x
    x = 1,156,898,776,043,304.25/39,088,011.13
  6. Step 6: Final answer
    x = 29,597,279.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.