Home / 15,075,790.00-20,808,285.75-8,553,237.46

Finding the Fourth Proportional to 15,075,790.00, 20,808,285.75 and 8,553,237.46

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Solution

The fourth proportional to 15,075,790.00, 20,808,285.75 and 8,553,237.46 is: 11,805,564.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,075,790.00 : 20,808,285.75 = 8,553,237.46 : x
  2. Step 2: Convert to fraction form
    15,075,790.00/20,808,285.75 = 8,553,237.46/x
  3. Step 3: Cross multiply
    15,075,790.00x = 20,808,285.75 × 8,553,237.46
  4. Step 4: Simplify right side
    15,075,790.00x = 177,978,209,103,263.47
  5. Step 5: Solve for x
    x = 177,978,209,103,263.47/15,075,790.00
  6. Step 6: Final answer
    x = 11,805,564.36

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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.