Home / 15,119,529.80-22,672,988.82-4,742,075.19

Finding the Fourth Proportional to 15,119,529.80, 22,672,988.82 and 4,742,075.19

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Solution

The fourth proportional to 15,119,529.80, 22,672,988.82 and 4,742,075.19 is: 7,111,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119,529.80 : 22,672,988.82 = 4,742,075.19 : x
  2. Step 2: Convert to fraction form
    15,119,529.80/22,672,988.82 = 4,742,075.19/x
  3. Step 3: Cross multiply
    15,119,529.80x = 22,672,988.82 × 4,742,075.19
  4. Step 4: Simplify right side
    15,119,529.80x = 107,517,017,766,469.39
  5. Step 5: Solve for x
    x = 107,517,017,766,469.39/15,119,529.80
  6. Step 6: Final answer
    x = 7,111,135.02

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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.