Home / 9,320,868.48-13,963,395.24-5,716,128.72

Finding the Fourth Proportional to 9,320,868.48, 13,963,395.24 and 5,716,128.72

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Solution

The fourth proportional to 9,320,868.48, 13,963,395.24 and 5,716,128.72 is: 8,563,211.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,868.48 : 13,963,395.24 = 5,716,128.72 : x
  2. Step 2: Convert to fraction form
    9,320,868.48/13,963,395.24 = 5,716,128.72/x
  3. Step 3: Cross multiply
    9,320,868.48x = 13,963,395.24 × 5,716,128.72
  4. Step 4: Simplify right side
    9,320,868.48x = 79,816,564,560,075.30
  5. Step 5: Solve for x
    x = 79,816,564,560,075.30/9,320,868.48
  6. Step 6: Final answer
    x = 8,563,211.11

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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.