Home / 13,064,692.31-18,030,283.92-7,837,896.23

Finding the Fourth Proportional to 13,064,692.31, 18,030,283.92 and 7,837,896.23

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Solution

The fourth proportional to 13,064,692.31, 18,030,283.92 and 7,837,896.23 is: 10,816,901.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,064,692.31 : 18,030,283.92 = 7,837,896.23 : x
  2. Step 2: Convert to fraction form
    13,064,692.31/18,030,283.92 = 7,837,896.23/x
  3. Step 3: Cross multiply
    13,064,692.31x = 18,030,283.92 × 7,837,896.23
  4. Step 4: Simplify right side
    13,064,692.31x = 141,319,494,272,246.22
  5. Step 5: Solve for x
    x = 141,319,494,272,246.22/13,064,692.31
  6. Step 6: Final answer
    x = 10,816,901.84

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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.