Home / 55,898,362.20-83,797,679.70-21,811,780.20

Finding the Fourth Proportional to 55,898,362.20, 83,797,679.70 and 21,811,780.20

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Solution

The fourth proportional to 55,898,362.20, 83,797,679.70 and 21,811,780.20 is: 32,698,213.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,898,362.20 : 83,797,679.70 = 21,811,780.20 : x
  2. Step 2: Convert to fraction form
    55,898,362.20/83,797,679.70 = 21,811,780.20/x
  3. Step 3: Cross multiply
    55,898,362.20x = 83,797,679.70 × 21,811,780.20
  4. Step 4: Simplify right side
    55,898,362.20x = 1,827,776,570,886,402
  5. Step 5: Solve for x
    x = 1,827,776,570,886,402/55,898,362.20
  6. Step 6: Final answer
    x = 32,698,213.31

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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.