Home / 65,022,768.72-89,732,429.64-35,656,782.48

Finding the Fourth Proportional to 65,022,768.72, 89,732,429.64 and 35,656,782.48

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Solution

The fourth proportional to 65,022,768.72, 89,732,429.64 and 35,656,782.48 is: 49,206,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,022,768.72 : 89,732,429.64 = 35,656,782.48 : x
  2. Step 2: Convert to fraction form
    65,022,768.72/89,732,429.64 = 35,656,782.48/x
  3. Step 3: Cross multiply
    65,022,768.72x = 89,732,429.64 × 35,656,782.48
  4. Step 4: Simplify right side
    65,022,768.72x = 3,199,569,725,075,384.50
  5. Step 5: Solve for x
    x = 3,199,569,725,075,384.50/65,022,768.72
  6. Step 6: Final answer
    x = 49,206,913.03

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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.