Home / 15,626,075.10-21,563,982.91-8,561,696.71

Finding the Fourth Proportional to 15,626,075.10, 21,563,982.91 and 8,561,696.71

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Solution

The fourth proportional to 15,626,075.10, 21,563,982.91 and 8,561,696.71 is: 11,815,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626,075.10 : 21,563,982.91 = 8,561,696.71 : x
  2. Step 2: Convert to fraction form
    15,626,075.10/21,563,982.91 = 8,561,696.71/x
  3. Step 3: Cross multiply
    15,626,075.10x = 21,563,982.91 × 8,561,696.71
  4. Step 4: Simplify right side
    15,626,075.10x = 184,624,281,535,043.25
  5. Step 5: Solve for x
    x = 184,624,281,535,043.25/15,626,075.10
  6. Step 6: Final answer
    x = 11,815,141.06

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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.