Home / 13,948,239.52-19,249,165.20-7,836,679.84

Finding the Fourth Proportional to 13,948,239.52, 19,249,165.20 and 7,836,679.84

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Solution

The fourth proportional to 13,948,239.52, 19,249,165.20 and 7,836,679.84 is: 10,814,952.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948,239.52 : 19,249,165.20 = 7,836,679.84 : x
  2. Step 2: Convert to fraction form
    13,948,239.52/19,249,165.20 = 7,836,679.84/x
  3. Step 3: Cross multiply
    13,948,239.52x = 19,249,165.20 × 7,836,679.84
  4. Step 4: Simplify right side
    13,948,239.52x = 150,849,544,859,669.56
  5. Step 5: Solve for x
    x = 150,849,544,859,669.56/13,948,239.52
  6. Step 6: Final answer
    x = 10,814,952.28

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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.