Home / 13,146,871.80-19,720,307.70-6,068,983.80

Finding the Fourth Proportional to 13,146,871.80, 19,720,307.70 and 6,068,983.80

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Solution

The fourth proportional to 13,146,871.80, 19,720,307.70 and 6,068,983.80 is: 9,103,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,146,871.80 : 19,720,307.70 = 6,068,983.80 : x
  2. Step 2: Convert to fraction form
    13,146,871.80/19,720,307.70 = 6,068,983.80/x
  3. Step 3: Cross multiply
    13,146,871.80x = 19,720,307.70 × 6,068,983.80
  4. Step 4: Simplify right side
    13,146,871.80x = 119,682,227,962,315.25
  5. Step 5: Solve for x
    x = 119,682,227,962,315.25/13,146,871.80
  6. Step 6: Final answer
    x = 9,103,475.70

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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.