Home / 56,116,824.40-84,177,569.40-17,777,489.68

Finding the Fourth Proportional to 56,116,824.40, 84,177,569.40 and 17,777,489.68

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Solution

The fourth proportional to 56,116,824.40, 84,177,569.40 and 17,777,489.68 is: 26,666,973.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,116,824.40 : 84,177,569.40 = 17,777,489.68 : x
  2. Step 2: Convert to fraction form
    56,116,824.40/84,177,569.40 = 17,777,489.68/x
  3. Step 3: Cross multiply
    56,116,824.40x = 84,177,569.40 × 17,777,489.68
  4. Step 4: Simplify right side
    56,116,824.40x = 1,496,465,871,295,983.75
  5. Step 5: Solve for x
    x = 1,496,465,871,295,983.75/56,116,824.40
  6. Step 6: Final answer
    x = 26,666,973.54

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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.